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Ian Hacking

Ian MacDougall Hacking (February 18, 1936 – May 10, 2023) was a Canadian philosopher specializing in the philosophy and history of science, with seminal contributions to understanding probability, experimentation, and the classification of human kinds.^[1] Born in Vancouver, he earned a B.A. in mathematics and physics from the University of British Columbia in 1956 and a Ph.D. from the University of Cambridge in 1962, before holding academic positions at institutions including Cambridge, Stanford, the University of Toronto—where he served as University Professor Emeritus—and the Collège de France, where he held the chair in Philosophy and History of Scientific Concepts from 2000 to 2006.^[2]^[1] Hacking's early work traced the historical emergence of probabilistic thinking in the seventeenth century, arguing that concepts of probability and statistical inference developed from specific mathematical and philosophical contexts rather than timeless logic.^[1] In Representing and Intervening (1983), he advanced an "experimental realism," positing that the ability to manipulate and intervene in entities provides grounds for believing in their reality, independent of representational theories.^[1] His later inquiries into "human kinds," such as in Rewriting the Soul (1995) on multiple personality disorder, introduced "looping effects," wherein scientific classifications dynamically alter the behaviors and identities of the classified, highlighting the interactive ontology of social and psychological categories without reducing them to mere constructs.^[2]^[1] Recognized with awards including the Holberg Prize in 2009 and the Balzan Prize in 2014, Hacking's interdisciplinary approach influenced debates in philosophy of science, statistics, and identity formation, emphasizing historical contingency and causal efficacy in scientific practice.^[1]

Early Life and Education

Childhood and Formative Influences

Ian MacDougall Hacking was born on February 18, 1936, in Vancouver, British Columbia, Canada, as the only child of Harold Hacking and Margaret Hacking (née MacDougall).^[3]^[4] His father worked as a supercargo managing cargo on freighter ships at Vancouver's port before serving as a lieutenant colonel in the Canadian Army during World War II, for which he received the Order of the British Empire.^[4]^[5] His mother, originally from New Zealand with Scottish immigrant parents who had settled in British Columbia's Okanagan Valley, contributed to a family heritage linking maritime, military, and immigrant experiences.^[5] Raised in Vancouver during the mid-20th century, Hacking experienced the expectations typical of an only child, bearing the full focus of his parents' aspirations amid a stable but modest household shaped by his father's career transitions.^[6] This environment, in a coastal city with strong ties to shipping and emerging postwar scientific culture, likely fostered an early appreciation for empirical observation and practical problem-solving, though Hacking later reflected on the intensity of parental investment in his development without siblings to share it.^[6] By age 17, around 1953, Hacking demonstrated formative intellectual inclinations toward quantitative disciplines, enrolling at the University of British Columbia to study mathematics and physics, fields that aligned with Vancouver's growing academic emphasis on natural sciences post-war.^[1]^[7] These early pursuits, culminating in a BA in 1956, reflected influences from a family background valuing technical proficiency—evident in his father's logistical expertise—and the broader Canadian educational push toward STEM amid Cold War-era priorities, setting the stage for his later philosophical engagements with probability and scientific realism.^[8]01471-X/fulltext)

Academic Training and Early Influences

Hacking completed his undergraduate education at the University of British Columbia in Vancouver, earning a Bachelor of Arts degree in mathematics and physics in 1956.^[3]^[1]^[9] This scientific foundation oriented his later philosophical inquiries toward the foundations of probability, statistics, and scientific reasoning.^[10]^[11] He subsequently shifted to philosophy, enrolling at the University of Cambridge, where he obtained a second Bachelor of Arts degree in 1958 and a Doctor of Philosophy degree in 1962.^[9]^[12]^[11] His doctoral dissertation was supervised by Casimir Lewy, a philosopher known for work in ethics and philosophy of mind, who had studied under Ludwig Wittgenstein.^[12] This Cambridge environment, steeped in analytic philosophy and logical empiricism, shaped Hacking's early approach to dissecting scientific concepts through precise logical and historical analysis.^[11] Hacking's training bridged empirical sciences and philosophy, fostering an emphasis on the historical emergence of mathematical tools like probability during the Enlightenment, which became a focus of his initial scholarly output.^[10] While specific personal mentors beyond Lewy are less documented in early accounts, the post-Wittgensteinian scrutiny of language and meaning at Cambridge influenced his methodological skepticism toward unexamined assumptions in scientific discourse.^[11]

Academic Career

Early Appointments and Teaching Roles

Hacking commenced his teaching career as an instructor in philosophy at Princeton University from 1960 to 1961.^[13] He subsequently held an assistant professorship at the University of Virginia from 1961 to 1962.^[13] After completing his PhD at Cambridge in 1962, Hacking served as Stone Research Fellow at Peterhouse, Cambridge, from 1962 to 1964, during which he engaged in philosophical research rather than formal teaching duties.^[13] In 1964, he joined the University of British Columbia as assistant professor of philosophy, promoted to associate professor in 1967, and remained until 1969; in 1968–1969, he was seconded to Makerere University College in Uganda, where he taught philosophy amid the institution's academic environment.^[13] ^[1] From 1969 to 1974, Hacking returned to the University of Cambridge as university lecturer in philosophy, concurrently serving as supernumerary fellow and director of studies in philosophy at Peterhouse, responsibilities that involved supervising undergraduates and contributing to the Moral Sciences Tripos.^[13] ^[12] These roles marked his early immersion in British analytic philosophy circles, building on his prior fellowship at the institution.^[13]

Major Professorships and Institutional Affiliations

Hacking served as a professor in the Department of Philosophy at Stanford University from 1975 to 1982, during which he also chaired the department in 1980.^[12] In 1982, he joined the University of Toronto as a professor jointly appointed in the Department of Philosophy and the Institute for the History and Philosophy of Science and Technology (IHPST).01471-X/fulltext) He was promoted to University Professor—the university's highest academic distinction—in 1991 and held this title until his retirement, maintaining emeritus status thereafter.^[1] ^[14] From 2000 to 2006, Hacking held the Chaire de Philosophie et Histoire des Concepts Scientifiques at the Collège de France, marking him as the first Anglophone scholar elected to a permanent chair at the institution.^[1] ^[15] He retained the honorary title of Professeur Honoraire at the Collège de France following his tenure.^[12] After retiring from Toronto, he briefly served as a professor of philosophy at the University of California, Santa Cruz, from 2008 to 2010.^[16]

Later Career, Retirement, and Death

In the later phase of his academic career, Hacking held the position of University Professor at the University of Toronto, the institution's highest academic rank, until his retirement in 2006.^[1] Following retirement, he accepted a professorship in philosophy at the University of California, Santa Cruz, serving from 2008 to 2010.^[13] He also became the first English-speaking scholar elected to a chair at the Collège de France, reflecting his international stature in philosophy and history of science.^[17] Throughout this period, Hacking continued to engage with philosophical inquiry, as evidenced by a 2009 interview where he expressed ongoing curiosity about scientific and humanistic questions despite stepping back from full-time teaching.^[4] Hacking died of heart failure on May 10, 2023, at the age of 87, while residing in a retirement home in Toronto.01471-X/fulltext) ^[6] His passing was mourned by academic communities, including the University of Toronto's Department of Philosophy, which highlighted his enduring influence on multiple fields.^[1]

Philosophical Contributions

Philosophy of Probability and Statistics

Hacking's initial foray into the philosophy of statistics appeared in his 1965 book The Logic of Statistical Inference, where he critically evaluated the application of probability theory to statistical methods, questioning assumptions underlying hypothesis testing and likelihood principles.^[18] He argued that statistical inference relies on a blend of deductive logic and probabilistic reasoning, but warned against overreliance on formal models without considering their empirical foundations in data generation processes. This work established Hacking as a skeptic of purely axiomatic approaches, favoring analyses grounded in the historical and practical uses of statistical tools. In The Emergence of Probability (1975), Hacking traced the historical origins of probabilistic concepts to the mid-17th century, pinpointing the 1654 correspondence between Blaise Pascal and Pierre de Fermat as a pivotal moment in conceptualizing games of chance mathematically.^[19] He contended that probability emerged not as a timeless logical necessity but as a novel "family of ideas" encompassing both aleatory aspects—frequencies or proportions of outcomes in repeatable trials—and epistemic dimensions, such as degrees of evidence or belief calibrated against those frequencies.^[20] This duality, Hacking maintained, facilitated advancements in induction and statistical inference by shifting from deterministic signs (omens) to probabilistic evidence, thereby enabling quantification of uncertainty in natural and human events. His analysis challenged Platonist views of probability as eternal truths, instead portraying it as a contingent historical construct shaped by mathematical innovations like Bernoulli trials and the law of large numbers. Hacking extended this historical perspective in The Taming of Chance (1990), examining the 19th-century expansion of probability into social domains, where tools like Quetelet's "average man" and the normal distribution curve domesticated randomness for policy and governance.^[21] He described how probabilistic reasoning eroded classical determinism by positing objective chances in human behavior—evident in applications to crime rates, suicide statistics, and public health—while fostering a secular worldview that integrated chance into causal explanations without invoking divine providence.^[22] Hacking critiqued this era's enthusiasm for statistical laws as sometimes overlooking individual agency, yet affirmed their causal efficacy in reshaping institutions, such as through actuarial tables and eugenics debates. Regarding interpretive debates, Hacking leaned toward an objective frequentist account of probability, defining it as long-run relative frequencies in reference classes amenable to controlled repetition, while acknowledging Bayesian subjective probabilities as useful for updating beliefs via evidence weights, such as log-odds ratios.^[22] He rejected pure subjectivism as insufficient for scientific applications requiring stable chances, advocating instead for a naturalistic philosophy informed by historical case studies of how probabilistic styles of reasoning evolve and stabilize empirical claims. This approach influenced discussions on free will and contingency, positing that genuine indeterminism arises not from quantum mechanics alone but from the irreducible role of chance in macroscopic statistical aggregates.^[23]

Experimental Realism and Scientific Intervention

Ian Hacking advanced experimental realism as a grounded alternative to traditional scientific realism, which often hinges on the success of theoretical representations, and antirealist skepticism about unobservables. He contended that robust evidence for the reality of entities like electrons or quarks emerges not primarily from theoretical inference but from scientists' ability to actively intervene in natural processes involving them. This approach prioritizes experimental autonomy, where manipulations yield reliable knowledge independently of comprehensive theoretical commitments.^[24]^[25] Central to Hacking's framework is the dictum: "If we can spray them, then they are real," articulated in his analysis of particle physics experiments. For instance, by 1970s standards, electrons were deemed real because experimenters could accelerate and direct them to produce detectable effects, such as ionizing tracks in cloud chambers or generating positrons via pair production—actions that presuppose the entities' independent manipulability rather than derive solely from theoretical posits like quantum electrodynamics. Hacking argued this establishes entity realism, a selective commitment to the existence of specific unobservables we can "use to intervene in other bits of nature," without endorsing the full veracity of encompassing theories, which may retain idealizations or falsehoods.^[26]^[24] Hacking's emphasis on scientific intervention reframes experimentation as a form of causal engagement with the world, superior to mere observation or representational modeling for ontology. In experiments, scientists do not just predict or depict phenomena but materially alter them—e.g., using magnetic fields to deflect charged particles or lasers to excite atomic states—thereby demonstrating control that affirms the intervened-upon entities' robustness. This interventionist epistemology, detailed in his 1983 book Representing and Intervening, posits that such practices autonomously generate self-authenticating loops: instruments calibrated via interventions validate further detections, fostering stability without circular reliance on theory alone. Hacking illustrated this with historical cases, like the 1932 discovery of the neutron, where experimental setups (e.g., bombardment of beryllium with alpha particles) enabled direct causal tracing, bolstering realism about subatomic entities amid theoretical flux.^[25] While Hacking maintained that experiments exhibit partial independence from theory—e.g., through "home-made" instruments evolving via trial-and-error—he acknowledged theory's role in guidance, yet insisted intervention's evidential primacy derives from its tangible, replicable outcomes. Critics, such as those noting theory-ladenness in entity identification (e.g., electrons defined by charge-to-mass ratios presupposing theoretical assumptions), have challenged this autonomy, but Hacking's position underscores experimentation's primacy in anchoring scientific realism to empirical traction rather than abstract coherence.^[27]^[28]

Historical Ontology and Styles of Reasoning

Ian Hacking's historical ontology examines the contingency of existence claims, positing that what entities "are" depends on historically situated practices of classification, description, and intervention rather than eternal essences. In his 2002 volume Historical Ontology, a compilation of essays spanning 1973 to 1999, Hacking contends that ontology involves tracing how kinds—whether natural, social, or scientific—emerge through specific historical events, discourses, and technologies, rendering them stable yet non-necessary.^[29] For instance, he analyzes how concepts like "child abuse" or "multiple personality disorder" crystallize not from inherent properties but from institutional naming and diagnostic criteria that gain traction over time, challenging ahistorical realism by emphasizing contingency without denying efficacy.^[30] This approach privileges empirical historiography over armchair metaphysics, insisting that philosophical ontology must incorporate diachronic evidence to assess what could have been otherwise. Integral to Hacking's historical ontology is the framework of styles of reasoning, which he articulated starting in the early 1980s as historically emergent modes of inquiry that co-constitute objects, evidence, and truth criteria. Drawing from Alistair Crombie's typology of scientific styles, Hacking identifies exemplars such as taxonomic ordering (classifying phenomena via comparison and hierarchy, evident from 17th-century natural history), probabilistic reasoning (analyzing population regularities, maturing in the 1660s with figures like John Graunt), and experimental styles (manipulating variables in controlled settings, solidified by the Royal Society in the 1660s).^[31] These styles are "self-stabilizing" and "self-authenticating": once established, they generate sentences amenable to truth or falsity within their parameters, while rendering alternative propositions incoherent or irrelevant, thus enabling new ontological commitments without foundationalist justification. Hacking stresses their plurality and autonomy—e.g., the laboratory style does not refute taxonomic reasoning but operates orthogonally—rejecting Kuhnian paradigm incommensurability by allowing styles to overlap or succeed without total rupture.^[32] In tandem, historical ontology and styles of reasoning underscore Hacking's causal realism: entities become "real" through iterative historical loops where reasoning styles forge tools, data, and interventions that retroactively validate their existence. For example, the 19th-century advent of the suicide rate as a stable object required the statistical style's population-level averaging, which in turn shaped administrative practices and self-understandings of individuals.^[29] Hacking applies this to human kinds, where classification interacts with the classified (e.g., via "looping effects"), but extends it to scientific objects like genes or quarks, which gain ontological weight only post-style inception. This framework critiques both naive realism—ignoring historical genesis—and radical constructivism—denying causal efficacy—by grounding truth in verifiable historical sequences rather than ideology or consensus.^[33] Hacking's method demands rigorous archival work, as seen in his reconstructions of probability's 17th-century matrix, to discern how styles proliferate without relativism, since stabilized styles yield durable, intervention-tested knowledge.^[31]

Human Kinds, Dynamic Nominalism, and Looping Effects

Hacking developed the notion of human kinds to characterize classifications of people in the human sciences, distinguishing them from indifferent kinds in natural sciences like physics or biology, where the classified entities do not respond to or alter their categorization.^[34] Human kinds, by contrast, are interactive kinds because individuals classified within them—such as those diagnosed with certain mental disorders—react to the label, knowledge, or expectations associated with it, thereby transforming the properties of the kind over time.^[35] This interactivity arises from the feedback between classification practices and human agency, cognition, and social dynamics, leading to kinds that are inherently historical and mutable rather than fixed essences.^[36] The mechanism underlying this interactivity is what Hacking called looping effects, a process in which scientific or classificatory interventions "loop back" to influence the classified people, modifying their behaviors, self-conceptions, or even the statistical regularities observed in the population.^[37] For instance, in his analysis of multiple personality disorder (now dissociative identity disorder), Hacking observed that the proliferation of therapeutic techniques and diagnostic criteria in the mid-20th century—rising from fewer than 100 reported cases before 1970 to thousands annually by the 1980s—created a feedback loop where patients adapted their symptoms to fit evolving clinical expectations, thus reshaping the disorder itself.^[38] Similarly, classifications like "child abuser" in the late 19th and early 20th centuries enabled new forms of self-identification and institutional responses, increasing the visibility and incidence of the kind without presupposing its prior biological fixity.^[39] These effects underscore Hacking's emphasis on classification as an active, world-making enterprise rather than a passive description.^[40] Underpinning these ideas is Hacking's concept of dynamic nominalism, which posits that human classifications are nominal—lacking independent, Platonic reality—but dynamically efficacious: the act of naming or categorizing generates new realities by enabling people to inhabit and enact those categories.^[37] Unlike static nominalism, which denies universals without addressing their causal power, dynamic nominalism highlights how labels, once institutionalized through sciences, statistics, or medicine, recruit individuals into novel ways of being, often amplifying the kind's scope and stability.^[41] Hacking illustrated this with the historical emergence of "the homosexual" as a kind of person in the 19th century, where psychiatric and legal classifications transformed sporadic behaviors into a pervasive identity, altering demographics and self-understandings in ways that static labels could not predict.^[37] This framework rejects both naive realism (kinds as eternal discoveries) and radical constructivism (kinds as arbitrary fictions), instead tracing how contingent historical practices "make up people" through iterative loops of expectation, response, and refinement.^[36]

Critiques of Ideological Trends in Science

Ian Hacking's primary engagement with social constructionism occurred in his 1999 book The Social Construction of What?, where he systematically analyzed the concept's philosophical and sociological implications across scientific, social, and psychological domains.^[42] Hacking contended that declarations of "social construction" often lack precision, failing to specify whether the process, product, or interpretation of a phenomenon is at stake, leading to conflations between historical contingency and outright invention.^[43] He differentiated between "construals" (interpretations, such as viewing deafness as a disability rather than a linguistic minority) and more substantive constructions, emphasizing that while ideas and categories emerge from social practices, underlying realities may persist independently.^[43] In examining specific cases, Hacking illustrated valid applications of constructionist thinking alongside its limits. For quarks, he argued that their theoretical postulation and experimental confirmation arose contingently through mid-20th-century particle physics practices, such as bubble chamber analysis, yet the entities themselves are not mere social artifacts but robustly real, fitting Kripke-Putnam semantics of natural kinds.^[43] Conversely, the category of child abuse exemplifies social construction: the concept crystallized in 1961 among Denver pediatricians, aggregating diverse familial harms under a moral framework influenced by incest taboos and welfare state expansions, thereby shaping reporting, diagnosis, and intervention without fabricating the underlying acts.^[43] For human categories like schizophrenia or gender, Hacking introduced "interactive kinds," where classifications loop back to alter behaviors and self-conceptions—patients respond to diagnostic labels, evolving the kind itself—contrasting with "indifferent kinds" like biological pathologies unaffected by naming.^[43] Hacking critiqued social constructionism's ideological deployments, particularly its role in culture wars where it serves unmasking agendas that prioritize power dynamics over empirical accountability.^[43] He warned that overgeneralized claims—such as asserting all scientific ideas are equally constructed—render the term vacuous and undermine scientific authority by deflecting moral or factual scrutiny, as in reductive treatments of mental disorders that ignore biological substrates.^[43] While acknowledging constructionism's liberating potential in highlighting contingency (e.g., the historical emergence of autism classifications post-1943), Hacking rejected universal relativism, advocating a "robust fit" between socially forged concepts and objective constraints to preserve realism without dogmatism.^[43] This nuanced realism positioned him against both naive objectivism and reflexive skepticism, insisting on case-specific analysis over blanket ideological assertions.^[42]

Analysis of Foucault and Postmodern Influences

Ian Hacking acknowledged Michel Foucault's profound early influence on his philosophical methodology, particularly through works like Les mots et les choses (1966), which shaped Hacking's analyses in The Emergence of Probability (1975) and Why Does Language Matter to Philosophy? (1975), where he explored the historical emergence of concepts such as probability and linguistic philosophy.^[30] This influence manifested in Hacking's adoption of Foucauldian "archaeology" to examine discontinuities in scientific thought, as detailed in his 1981 New York Review of Books essay "The Archaeology of Foucault," which praised Foucault's sensitivity to epistemic shifts while critiquing specific historical inaccuracies, such as the portrayal of pre-nineteenth-century probability as nonexistent.^[44] Hacking described Foucault's approach as revealing how knowledge practices create objects of study, yet he rejected Foucault's broader anti-realism, labeling elements of it "immature science" for underemphasizing empirical validation in favor of discursive power dynamics.^[45] Hacking's concept of "historical ontology," central to his 2002 collection Historical Ontology, builds on Foucault's genealogy by tracing how entities and possibilities for being emerge through historical styles of reasoning, but diverges by insisting on causal interactions with the world rather than pure linguistic or power constructs.^[33] For instance, Hacking credited Foucault with highlighting how classifications like mental disorders stabilize through institutional practices, influencing his own "looping effects" where human kinds evolve via self-classification, yet he grounded these in verifiable historical evidence over Foucauldian skepticism toward objective truth.^[46] This selective integration allowed Hacking to employ Foucauldian tools for descriptive history without endorsing the radical contingency that Foucault implied, emphasizing instead that truths, once established, constrain future reasoning through material and logical necessities.^[47] Regarding broader postmodern influences, Hacking critiqued the tendency in postmodern thought to equate scientific laws with social narratives, arguing in The Social Construction of What? (1999) that such views erode distinctions between contingent historical facts and robust realities, often serving political ends rather than explanatory power.^[48] He targeted "strong" social constructionism—prevalent in postmodern circles—for conflating contingency with unreality, as in claims that physics or biology are mere conventions, insisting instead that experiments and interventions anchor knowledge against relativistic dissolution.^[49] While sympathetic to postmodern exposures of ideology in science, Hacking warned against the "idealist cul-de-sac" where denying experiential reality undermines critique itself, positioning his work as a realist bulwark against excesses that prioritize deconstruction over causal explanation.^[50] This stance reflects Hacking's meta-awareness of academic biases, where postmodern frameworks, despite institutional prominence, frequently prioritize narrative subversion over empirical rigor.^[51]

Major Works and Publications

Seminal Books

Hacking's The Emergence of Probability (1975), published by Cambridge University Press, examines the philosophical origins of probability concepts in the seventeenth century, arguing that they arose not merely as mathematical tools but as part of a new aleatory worldview challenging determinism, with early ideas linking evidence, degrees of belief, and chance in scientific inference.^[20] This work critiques traditional views of induction by historicizing statistical reasoning's emergence alongside lawful and evidentiary interpretations of probability.^[20] In Representing and Intervening: Introductory Topics in the Philosophy of Natural Science (1983), also from Cambridge University Press, Hacking advocates an "experimental realism" grounded in scientists' ability to intervene causally on entities like electrons or quarks, positing that manipulability provides stronger grounds for realism than representational theories alone, thereby shifting focus from theory-laden observation to laboratory practices.^[25] The book structures its analysis around realism debates, emphasizing how intervention stabilizes unobservable entities' reality without relying on untestable theoretical commitments.^[25] The Taming of Chance (1990), published by Cambridge University Press, extends Hacking's historical analysis to the nineteenth century, detailing how probability evolved from a tool for games of chance to a framework for managing social and biological variation, including the rise of statistical laws governing "normal" populations and the displacement of deterministic human nature by probabilistic dispersion models.^[21] Hacking highlights the era's "avalanche of printed numbers" in censuses and social statistics, which tamed contingency by quantifying risks and averages, influencing modern governance and self-understanding.^[21] The Social Construction of What? (1999), issued by Harvard University Press, dissects the concept of social construction across domains like gender, quarks, and mental disorders, identifying matrixes of contingency (historical alternatives), nominalism (human-made categories), and stability (unavoidable post-construction truths) to clarify when construction undermines objectivity versus when it illuminates interactive kinds. Hacking critiques indiscriminate applications of constructionism in science studies, arguing that while ideas and practices are often constructed, natural kinds resist full nominalism, urging precision to avoid eroding epistemic authority.^[52] Historical Ontology (2002), from Harvard University Press, collects essays on how historical contingencies shape ontological categories, exploring "styles of reasoning" that make new objects and truths possible, such as the emergence of suicide as a stable statistical entity or the public uses of language in philosophy.^[29] Hacking defends a dynamic view where ontology is not timeless but arises through discursive and institutional shifts, applying this to critiques of ahistorical essentialism in philosophy.^[29]

Influential Articles and Chapters

Hacking's 1981 article "Do We See Through a Microscope?" challenges traditional philosophical skepticism about microscopic entities by arguing that direct manipulation and intervention in experiments, such as spraying electrons onto particles, provide grounds for entity realism independent of theoretical inference.^[53] This piece, published in Pacific Philosophical Quarterly, shifted debates in philosophy of science toward the evidential role of experimental practices over observational metaphors. In his 1992 chapter "The Self-Vindication of the Laboratory Sciences," included in Andrew Pickering's edited volume Science as Practice and Culture, Hacking contends that laboratory autonomy and the stability of experimental setups inherently validate scientific instruments and techniques, rendering them self-justifying against external theoretical critiques. The chapter underscores how repeatable interventions in controlled environments establish credibility without reliance on overarching paradigms, influencing experimentalist approaches in post-positivist philosophy.^[54] Hacking's 1988 article "Telepathy: Origins of Randomization in Experimental Design," published in Isis, traces the historical emergence of randomization in parapsychology experiments during the early 20th century, highlighting its role in taming chance and enabling objective statistical inference in contested scientific domains. This work exemplifies his historical analysis of probabilistic tools, demonstrating how methodological innovations arose from practical needs rather than pure theory.^[55] The 1986 paper "Making Up People," originally presented and later anthologized, elucidates "looping effects" wherein human classifications (e.g., multiple personality disorder) interactively shape the classified individuals, thereby creating novel kinds of people through feedback between science and subjectivity.^[56] This contribution, foundational to his dynamic nominalism, critiques static essentialism in social sciences by emphasizing classificatory causation.^[57]

Awards, Honors, and Recognition

Key Prizes and Lectures

In 2002, Hacking received the inaugural Killam Prize for the Humanities from the Canada Council for the Arts, recognizing his lifetime contributions to scholarship in the humanities as one of Canada's most distinguished awards for career achievement. In 2004, he was appointed a Companion of the Order of Canada, the country's highest civilian honor, for his advancements in the philosophy of science and probability theory. Hacking was awarded the Holberg International Memorial Prize in 2009 by the Norwegian government, valued at approximately 6 million Norwegian kroner, for his influential work in philosophy, history of science, and social sciences; the prize citation highlighted his analyses of scientific reasoning and classification systems.^[18] As part of the award, he delivered the Holberg Lecture on November 24, 2009, in Bergen, titled "The Social Construction of What?", examining nominalism and the making of kinds in scientific and social contexts.^[58] In 2014, he received the Balzan Prize from the International Balzan Foundation, endowed with 750,000 Swiss francs, specifically for his contributions to epistemology, natural philosophy, and the philosophy of science, with emphasis on experimental realism and the historical contingency of scientific concepts. The award supported further research and included provisions for international scholarly collaboration. Hacking also held several honorary lectureships and delivered keynote addresses at major conferences, including the 2011 Tanner Lectures on Human Values at Yale University, where he explored probability, causation, and human kinds.^[59]

Criticisms, Debates, and Reception

Major Philosophical Critiques

Hacking's theory of interactive kinds, particularly his "looping effects" whereby classifications of human categories influence the behavior and self-conception of individuals within those categories, has faced criticism for overstating the distinction between human and natural kinds. Muhammad Ali Khalidi argues that Hacking errs in asserting that feedback mechanisms inherent to human kinds preclude their status as natural kinds, as similar classificatory influences occur in biological taxonomy without undermining naturalness; for example, evolutionary pressures can alter populations in response to environmental categorizations analogous to social ones.^[60] Khalidi maintains that Hacking's emphasis on dynamic interactivity fails to demonstrate a fundamental ontological difference, potentially conflating epistemological challenges with metaphysical ones.^[61] Critics have also targeted Hacking's dynamic nominalism, which posits that naming practices actively constitute social realities through historical contingency. In analyses of multiple personality disorder and autism, scholars contend that Hacking underappreciates the role of corporeal and mnemonic factors in constraining looping effects, suggesting his framework inadequately accounts for embodied resistances to classificatory change.^[62] This critique highlights limitations in applying looping to psychiatric phenomena, where biological substrates may limit the plasticity Hacking describes, as evidenced by stable diagnostic criteria persisting despite cultural shifts.^[63] Hacking's historical epistemology, including his concept of "styles of reasoning" as self-authenticating historical formations that enable new truths, draws philosophical objection for blurring descriptive history with normative philosophy. A critique posits that this approach risks historicist relativism by treating styles as insulated from rational evaluation, thereby undermining the possibility of transhistorical standards for scientific validity.^[64] Such analyses argue that Hacking's reluctance to adjudicate between competing styles philosophically leaves his ontology vulnerable to charges of contingency without causal grounding, echoing broader debates in philosophy of science where experimental interventions (central to his realism) are seen as insufficient without theoretical unification.^[65]

Responses to Hacking's Methodologies

Hacking's methodologies, including historical ontology, styles of reasoning, and looping effects in human kinds, have elicited a range of philosophical responses, often praising their emphasis on contingency and intervention while questioning their implications for realism and universality. Proponents appreciate how these approaches integrate historical contingency with causal efficacy, avoiding both naive realism and radical relativism; for instance, Hacking's experimental realism in Representing and Intervening (1983) shifted debates by arguing that successful interventions ground belief in unobservables more robustly than representational fidelity alone.^[66] Critics, however, contend that this interventionist criterion privileges manipulability over deeper metaphysical commitments, potentially conflating epistemological warrant with ontological truth in cases where interventions succeed without revealing underlying mechanisms.^[67] The notion of styles of reasoning—clusters of practices, sentences, and proofs that make certain facts thinkable—has faced particular scrutiny for its historicist leanings. Drawing on Alistair Crombie's classification of six styles (e.g., postulation, experimental exploration), Hacking posited that these styles emerge contingently in European history from the 13th century onward, enabling domains like probability or regression analysis.^[68] A key critique, articulated by philosophers examining Hacking's epistemology, holds that his dependence on Crombie's framework adopts an outdated historiography, overlooking post-1980s evidence of non-European precursors to experimental styles and probabilistic reasoning in Islamic and Indian traditions.^[64] Moreover, while Hacking insisted styles are objective and non-relativistic—evidenced by their self-stabilizing proofs and resistance to falsification—responders argue this distancing fails, as the contingency of style emergence implies rationality is parochial, undermining claims to transhistorical truth without additional normative anchors.^[64]^[68] Hacking's looping effects, central to his analysis of human kinds in works like The Social Construction of What? (1999), describe bidirectional influences where classifications (e.g., "multiple personality disorder") reshape the behaviors and self-conceptions of those classified, distinguishing interactive kinds from indifferent natural kinds like electrons.^[37] This has proven generative in philosophy of psychiatry, explaining temporal and cultural variations in disorders such as fugue states, which proliferated in 19th-century France but receded by the 20th century due to altered classificatory feedback.^[69] Yet responses highlight limitations: Rachel Cooper refines Hacking's interactive/indifferent dichotomy, arguing that his criteria—requiring classifications to alter prospects or behaviors—overextend looping to cases of mere behavioral adaptation without ontological change, as in dietary responses to nutritional labels, thus diluting explanatory precision.^[63] Şerife Tekin further critiques the framework for sidelining agential selfhood; in disorders like anorexia, looping effects interact with pre-existing personal narratives, which Hacking's model underemphasizes, risking reduction of subjects to classificatory artifacts rather than causally potent agents. Historical ontology, Hacking's method of tracing how entities (e.g., "child abuse" as a 20th-century construct) become real through discursive and institutional stabilization, draws mixed reactions for foregrounding contingency without dissolving into constructivism. Admirers value its causal realism—entities stabilize via material practices, not mere ideas—but detractors note an overreliance on European archives, potentially biasing toward contingency over invariant causal structures evident in cross-cultural data, such as universal patterns in probability judgments predating Hacking's stylistic timeline.^[33]^[70] These responses underscore Hacking's enduring provocation: methodologies that historicize knowledge without historicizing away objectivity.

Legacy and Influence

Impact on Philosophy of Science and Beyond

Hacking's 1983 book Representing and Intervening: Introductory Topics in the Philosophy of Natural Science advanced entity realism, arguing that the ability to manipulate unobservable entities—such as spraying electrons with positrons in particle physics—provides robust evidence for their independent existence, independent of theoretical debates about their nature.^[26] This experimentalist approach shifted focus from representational theories to interventionist practices, challenging traditional scientific realism by prioritizing "doing" over "saying" in validating scientific claims.^[65] His framework influenced subsequent debates, emphasizing that stable manipulation under varied conditions confers "home truths" about entities, even amid theoretical flux.^[27] In works like The Emergence of Probability (1975), Hacking traced the historical contingency of probabilistic concepts, showing how 17th-century developments in games of chance and statistics created new "styles of reasoning" that rendered certain facts thinkable and calculable, such as stable frequencies in large trials.^[22] This historical epistemology, refined in Historical Ontology (2002), posited that scientific styles—clusters of reasoning practices, evidence types, and semantics—emerge contingently but stabilize domains of inquiry, impacting historiography of science by integrating causal analysis of knowledge production over ahistorical logic.^[70] Critics note this avoids relativism by grounding styles in material interventions, yet it critiques overly rationalistic accounts of scientific progress.^[64] Beyond philosophy of science, Hacking's concept of "interactive kinds" in human sciences, elaborated in The Social Construction of What? (1999), distinguished self-stabilizing natural kinds from "looping" human categories—like psychiatric diagnoses—where classification alters the classified, as in the rise and fall of multiple personality disorder from the 1980s onward, driven by therapeutic feedback loops rather than innate biology.^[11] This dynamic nominalism, or "making up people," influenced sociology, anthropology, and psychiatry by highlighting how nominal labels co-constitute behaviors, evidenced in case studies of transient mental illnesses that wane when diagnostic interest fades.^[69] Such ideas extended to critiques of identity categories in social sciences, urging causal scrutiny of contingency versus necessity in human classifications, with applications in policy debates on mental health epidemiology.^[13]

Posthumous Assessments

Upon Ian Hacking's death on May 10, 2023, from heart failure at age 87, obituaries and memorials from academic institutions and philosophical outlets underscored his status as a transformative figure in the philosophy of science, probability, and human classification. The University of Toronto's Department of Philosophy described him as a "titan of the field" whose innovative approaches to evidence, experimentation, and scientific realism reshaped disciplinary boundaries and influenced interdisciplinary scholarship.^[1] Similarly, The New York Times portrayed Hacking as a "giant of modern thought," crediting his analytic rigor infused with historical and Foucauldian insights for advancing debates on interventionist realism in works like Representing and Intervening (1983) and probabilistic reasoning.^[4] The Holberg Prize committee, which awarded him in 2009, lauded his "rigorous philosophical and historical analysis" that bridged sciences and humanities, maintaining relevance in contemporary issues like identity and social construction.^[71] Posthumous evaluations have emphasized Hacking's "dynamic nominalism" and concepts such as interactive kinds and looping effects, particularly in human sciences, where classifications like multiple personality disorder were seen as co-constituted by scientific practices and subjects. Common Knowledge reflected on his shift toward philosophical anthropology, noting how his later works critiqued over-reliance on universal laws in favor of particular historical contingencies, though his health decline after his wife Judith Baker's 2014 death limited final projects.^[17] These assessments affirm his entity realism—prioritizing manipulable entities over unobservable theoretical posits—as enduringly pragmatic, influencing science policy and psychiatry by highlighting how interventions stabilize or alter phenomena.^[1] A dedicated conference, "Ian Hacking's Philosophical Legacy" (VMST-13), held May 20–24, 2025, at the University of Texas at Dallas, provided structured critical engagement, featuring keynotes by philosophers like Muhammad Ali Khalidi on Hacking's pluralism in mind sciences and Paul Roth on historical methodology.^[72] Papers examined themes including "styles of reasoning" versus paradigms, looping in psychiatric classifications, and Hacking's particularism, fostering debate on his rejection of grand narratives in favor of case-specific analyses of probability and realism.^[72] This event, blending celebration with scrutiny, signals ongoing scholarly vitality, though no major reevaluations have challenged his core frameworks as empirically ungrounded; instead, they extend his causal emphasis on historical contingency in scientific change.^[73]

References

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In memoriam: Ian Hacking (1936-2023) - Department of Philosophy
May 10, 2023 · Born in Vancouver in 1936, Hacking studied mathematics and physics at the University of British Columbia (BA, 1956) before moving on to the ...
[2]
Biography and publications | Ian Hacking - Collège de France
Born February 18 1936, Vancouver, Canada. Died May 10, 2023. Training and professional career. 1956 : B. A., University of British Columbia; 1957 : B. A., ...
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Ian Hacking | Biography, Philosophy, Science, Dynamic Nominalism ...
Ian Hacking (born February 18, 1936, Vancouver, British Columbia, Canada—died May 10, 2023, Toronto, Ontario) was a Canadian philosopher whose historical ...
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Ian Hacking, Eminent Philosopher of Science and Much Else, Dies ...
May 30, 2023 · Ian MacDougall Hacking was born on Feb. 18, 1936, in Vancouver, British Columbia, the only child of Harold and Margaret (MacDougall) Hacking.
[5]
[PDF] Philosopher Ian Hacking pondered the reality of particles and the ...
May 25, 2023 · His mother was born in New Zealand to Scottish parents who later immigrated to British Columbia's Okanagan Valley. As an only child, Prof.
[6]
Philosopher Ian Hacking pondered the reality of particles and the ...
May 24, 2023 · Philosopher Ian Hacking pondered the reality of particles and the labelling of people ... As an only child, Prof. Hacking felt the brunt of ...
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[PDF] Special Issue Guest Editor's Introduction Ian Hacking: The Style of ...
Ian Hacking was born in Vancouver on February 18, 1936. At 17, he enrolled at the University of British Columbia (UBC), studying mathematics and physics ...Missing: formative family
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[PDF] Ian Macdougall Hacking (1936–2023) - MPG.PuRe
Ian MacDougall Hacking was born on 18 February 1936 in Vancouver, Canada, the only child of Harold Hacking, a supercargo on freighter ships who saw ...Missing: biography | Show results with:biography
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Ian Hacking | The Canadian Encyclopedia
Ian Hacking, philosopher (b at Vancouver BC 18 February 1936). Ian Hacking grew up in Vancouver and completed his first degree, a BA in mathematics and physics, ...Missing: death | Show results with:death
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About Ian Hacking - Holbergprize
Aug 25, 2009 · Ian Hacking is one of the world's leading scholars in the fields of philosophy and history of science. He has made important contributions ...
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[PDF] Hacking, Ian (1936-) - PhilArchive
Hacking's other contributions to philosophy include his work on the philosophy of mathematics (Hacking 2014), philosophy of statistics, philosophy of logic, ...
[12]
Ian Hacking: Bio-bibliography - International Balzan Prize Foundation
He was Research Fellow at Peterhouse in Cambridge from 1962 to 1964, and taught at the University of British Columbia in Vancouver as Assistant Professor, then ...
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Professor Ian Macdougall Hacking, 1936-2023 - Peterhouse
Hacking was born in Vancouver in 1936. His father was a supercargo ... philosophy of mental illness, of social construction, and the philosophy of history.Missing: biography | Show results with:biography
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In Memoriam: Ian Hacking (1936-2023)
May 11, 2023 · His career spanned teaching positions at numerous institutions, including the University of British Columbia; Makerere University College ...Missing: appointments roles
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Jan 11, 2001 · Ian Hacking, Philosophy and history of scientific concepts, Letters, arts, language, philosophy, Statutory chair, Past professor 2000 - 2006.
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Ian Hacking (1936-2023) - Daily Nous
May 10, 2023 · Ian Hacking, emeritus professor of philosophy at the University of Toronto and an influential figure in the philosophy of science, has died.
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Ian Hacking (1936–2023) | Common Knowledge
Jan 1, 2024 · While clearly a man in and of the world, Ian was nonetheless very Canadian. He was born in Vancouver, spent the largest portion of his ...
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Ian Hacking - Holbergprize
Ian Hacking (1936-2023) was one of the world's leading scholars in the fields of philosophy and history of science. He has made important contributions to areas ...Missing: death | Show results with:death<|separator|>
[19]
Probability: What it is and why it's so important and useful
Ian hacking has written that the concept of the modern idea of probability emerged in 1654 - the year of a famous correspondence between Pascal and Fermat ...
[20]
The Emergence of Probability
Ian Hacking presents a philosophical critique of early ideas about probability, induction, and statistical inference and the growth of this new family of ...
[21]
The Taming of Chance - Cambridge University Press & Assessment
In this important study Ian Hacking continues the enquiry into the origins and development of certain characteristic modes of contemporary thought ...
[22]
Ian Hacking - The Information Philosopher
Ian Hacking is a philosopher and historian of science (trained in analytic language philosophy) who documented the development of probability from the ...
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Ian Hacking on chance as worldview - Understanding Society
Sep 1, 2013 · Ian Hacking was one of the more innovative and adventurous philosophers to take up the philosophy of science as their field of inquiry.
[24]
[PDF] Experimentation and Scientific Realism - Stanford University
Experimentation and Scientific Realism. IAN HACKING. University of Toronto. Experimental physics provides the strongest evidence for scientific realism.
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Representing and Intervening
Representing and Intervening: Introductory Topics in the Philosophy of Natural Science. Search within full text.
[26]
[PDF] Experimentation and scientific realism
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[27]
Hacking's Experimental Realism - jstor
that experimentation is not nearly as theory-free as Hacking maintains. it is intervention strongly guided by representation.
[28]
[PDF] What is Hacking's Argument for Entity Realism? (Forthcoming in ...
Ian Hacking's Entity Realism (ER) is an influential position within the Scientific Realism (SR) debate. According to ER, unobservable entities that scientists ...
[29]
Historical Ontology - Harvard University Press
Sep 15, 2004 · Ian Hacking here offers his reflections on the philosophical uses of history. The focus of this volume, which collects both recent and now-classic essays,
[30]
Historical Ontology on JSTOR
In its lucid and thoroughgoing look at the historical dimension of concepts, the book is at once a systematic formulation of Hacking's approach and its relation ...
[31]
styles of scientific thinking or reasoning: a new analytical tool for
What are. Page 12. 42. IAN HACKING the other styles of reasoning? Historical reasoning? Legal reasoning? Mystical reasoning? Magical reasoning? I use my list ...
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(PDF) On Ian Hacking's Notion of Style of Reasoning - ResearchGate
Aug 7, 2025 · The analytical notion of 'scientific style of reasoning', introduced by Ian Hacking in the middle of the 1980s, has become widespread in the literature of the ...
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Historical Ontology - Notre Dame Philosophical Reviews
Jun 1, 2003 · Ian Hacking's newest book is many things at once: an anthology of occasional pieces, a reflection on the uses of history in philosophy, a treatment of the work ...
[34]
[PDF] 1 The Missing Self in Hacking's Looping Effects. Forthcoming in ...
2 Ian. Hacking argues that mental disorders are human kinds, differing from natural kinds insofar as they are subject to the looping effects of scientific ...
[35]
(PDF) Hacking on the Looping Effects of Psychiatric Classifications
Aug 6, 2025 · This paper examines Ian Hacking's analysis of the looping effects of psychiatric classifications, focusing on his recent account of interactive and indifferent ...
[36]
[PDF] Looping effects and the expanding concept of mental disorder
Hacking's historical investigations of human kinds clarify how this process of kind-making unfolds. His work has the merit of bypassing abstract arguments over ...
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Ian Hacking · Making Up People: clinical classifications
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[PDF] The Looping Effect of Human Kinds - Joel Velasco
This chapter is about feedback effects in cognition and culture, and is a contribution to the study of what I call 'making up people' (Hacking 1986). WHAT ARE ...Missing: dynamic nominalism
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Making up people by Ian Hacking - Generation Online
I have long been interested in classifications of people, in how they affect the people classified, and how the affects on the people in turn change the ...
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https://www.degruyterbrill.com/document/doi/10.1515/jso-2020-0015/html?lang=en
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Looping kinds and dynamic nominalism - Life compartmentalized
Sep 8, 2024 · I discuss two concepts by the late philosopher Ian Hacking—looping kinds and dynamic nominalism—which are important for understanding how ...
[42]
The Social Construction of What? - Harvard University Press
Nov 15, 2000 · Ian Hacking reminds us. His book explores an array of examples to reveal the deep issues underlying contentious accounts of reality.
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[PDF] THE SOCIAL CONSTRUCTION OF WHAT? - Larval Subjects .
Hacking, Ian. The social construction of what? / Ian Hacking. p. cm. Includes bibliographical references and index. ISBN 0-674-81200-X (alk. paper). 1 ...
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May 14, 1981 · Ian Hacking teaches philosophy at the University of Toronto. From 2000 to 2006 Hacking held the chair of Philosophy and History of Scientific ...
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Michel Foucault's Immature Science - jstor
Michel Foucault's Immature Science. IAN HACKING. STANFORD UNIVERSITY. Most philosophers who write about systematic knowledge have come to restrict themselves ...
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[PDF] Foucauldian Contributions to the Work of Ian Hacking
Abstract: Ian Hacking has repeatedly pointed out the influence that the work of Michel Foucault had early in his work, an influence that came mainly through ...
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Ian Hacking's Historical Ontology as a Realist Puralism
Jan 28, 2014 · Hacking takes from Foucault's genealogical work a historical dimension to truth and extracts it for analytical purposes.Missing: formative family background
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Science, Technology, and Society XIV: Ian Hacking
Jul 2, 2015 · In "The Social Construction of What?" (1999), Ian Hacking argues that constructionist accounts of scientific theories tend to lose sight of ...
[49]
Do postmodernists insist that "laws of physics" are "mere social ...
Aug 14, 2017 · According to Hacking, "social construction" claims are not always clear about exactly what isn't "inevitable", or exactly what "should be done ...
[50]
THE POSTMODERNIST CRITIQUE OF SCIENCE: IS IT USEFUL?
experiences are real is what Ian Hacking (1983, p. 130) calls the "idealist cul-de sac." Hacking believes we can utilize the experimental aspect of science ...
[51]
What Is Postmodernism? And Why Does It Matter For Science?
Mar 12, 2024 · This example illustrates a critically important feature of postmodern critique: it's fundamentally political. ... ” As Ian Hacking points out,.
[52]
Ian Hacking. The Social Construction of What? - University of Alberta
He discusses three “sticking points” in the debates on the epistemic authority of science: contingency, nominalism, and stability. Contingency addresses the ...
[53]
DO WE SEE THROUGH A MICROSCOPE? - Hacking - 1981
DO WE SEE THROUGH A MICROSCOPE? Ian Hacking,. Ian Hacking. Stanford University, Stanford, California. Search for more papers by this author · Ian Hacking,.
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Ian Hacking, The self-vindication of the laboratory sciences
Hacking, Ian (1992). The self-vindication of the laboratory sciences. In Andrew Pickering, Science as practice and culture. Chicago: University of Chicago ...
[55]
[PDF] Telepathy: Origins of Randomization in Experimental Design
Feb 10, 2013 · Randomization now seems so natural that we think that it ought to have been with us since the advent of probability arithmetic and "the ...
[56]
Making Up People - ResearchGate
I call this the 'looping effect'. Sometimes, our sciences create kinds of people that in a certain sense did not exist before. I call this 'making up people'.
[57]
Ian Hacking, Making Up People - PhilPapers
Making up People: On Some Looping Effects of the Human Kind - Institutional Reflexivity or Social Control?Davide Sparti - 2001 - European Journal of Social ...
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The 2009 Holberg Symposium: In honour of Ian Hacking
The Holberg Lecture: The Social Construction of What? Professor Ian Hacking, Holberg Prize laureate 2009, University of Toronto, College de France. Panel ...Missing: awards | Show results with:awards
[59]
Lectures to explore 'Body & Soul in the 21st Century' | Yale News
Sep 25, 2013 · In 2009 he received the Norwegian Holberg International Memorial Prize for his scholarly work and his contributions to the understanding of ...
[60]
Why Hacking Is Wrong about Human Kinds - jstor
Child abusers, pregnant teenagers and the unemployed are examples of what. Ian Hacking terms 'human kinds'. They are kinds of people studied by the.
[61]
Why Hacking is Wrong about Human Kinds
... Human kind' is a term introduced by Ian Hacking to refer to the kinds of people ... The British Journal for the Philosophy of ScienceVolume 55, Number 1.Missing: key | Show results with:key
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Memory, Corporeality, and the Limitations of Hacking's Looping Effects
Aug 6, 2025 · In this paper, I examine limitations to Hacking's looping effects thesis, in an effort to further explore how kind-making may be embodied ...
[63]
Hacking on the Looping Effects of Psychiatric Classifications
Nov 6, 2007 · This paper examines Ian Hacking's analysis of the looping effects of psychiatric classifications, focusing on his recent account of interactive and indifferent ...
[64]
Hacking's historical epistemology: a critique of styles of reasoning
... Ian Hacking—employing the same terms (Rheinberger, 2007). I am a little ... styles of (scientific) reasoning. Interestingly enough, although a frequent ...<|control11|><|separator|>
[65]
[PDF] Were experiments ever neglected? Ian Hacking and the history of ...
Abstract: Ian Hacking's Representing and Intervening is often credited as being one of the first works to focus on the role of experimentation in philosophy ...Missing: summary | Show results with:summary<|separator|>
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Ian Hacking, Representing and Intervening: Introductory - jstor
In. "Intervening" he develops the view that scientific knowledge is an amalgamation of representing and intervening. From this point of view, he presents what ...
[67]
Science after the Practice Turn in the Philosophy, History, and Social ...
Jun 26, 2015 · Hacking's original achievement was to establish that not just theories but also experiments provide scientific representations of phenomena.
[68]
On Ian Hacking's Notion of Style of Reasoning | Erkenntnis
Jun 4, 2016 · The analytical notion of 'scientific style of reasoning', introduced by Ian Hacking in the middle of the 1980s, has become widespread in the literature of the ...<|separator|>
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Of looping... | Molecular Psychology: Brain, Behavior, and Society
May 10, 2023 · Ian Hacking, a Canadian philosopher and historian of science ... The looping effects of human kinds. In: D. Sperber, D. Premack ...Missing: summary | Show results with:summary
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[PDF] Ian Hacking's metahistory of science - Philosophical Inquiries
This paper aims at a critical appraisal of the relation between history of sci- ence and philosophy of science in Ian Hacking's work. Specifically, we focus on ...
[71]
In memoriam: 2009 Holberg Laureate Ian Hacking - Holbergprize
Sep 15, 2023 · In a ceremony on 25 November, 2009, in Bergen, Ian Hacking was conferred the Holberg Prize. During the Holberg Symposium on the previous day, he ...Missing: awards | Show results with:awards
[72]
Program for the VMST-13 Conference - Ian Hacking's Philosophical ...
Apr 21, 2025 · Ian Hacking's Philosophical Legacy The 13th Values in Medicine, Science, and Technology Conference (VMST-13) at The Center for Values in ...Missing: posthumous | Show results with:posthumous
[73]
[PHILOS-L] CFA for VMST-13: Ian Hacking's Philosophical Legacy
Jan 17, 2025 · This conference celebrates and critically engages with the wide-ranging philosophical work of Ian Hacking (1936-2023). Hacking was one of the ...