Scientific Revolution

Between roughly 1500 and 1700, the way educated Europeans understood the natural world changed so thoroughly that historians gave the period a name: the Scientific Revolution. In medicine, this meant the collapse of the Galenic-Aristotelian synthesis that had governed learned practice for fifteen centuries, and its replacement — unevenly and incompletely — by new approaches grounded in experiment, observation, and mechanical explanation. William Harvey demonstrated that blood circulates. Paracelsus introduced chemical remedies. Descartes proposed that the body is a machine. But none of these changes followed a single logic, and recent scholarship questions whether the term “revolution” accurately describes what happened to medicine at all.

What Was Replaced

The world the Scientific Revolution displaced was not a dark age of ignorance but a coherent and comprehensive system of knowledge. Dear’s analysis of the Aristotelian curriculum in 1500 reveals a worldview that was bounded in a double sense: not only spatially finite but intellectually closed. The kinds of things the natural world contained, and the ways they could be understood, were strictly limited by Aristotle’s four causes — formal, material, efficient, and final — which exhausted all possible modes of explanation.(Peter Dear, 2001) (Peter Dear, 2001) There was no conceptual room for discovery because there was nothing fundamentally new to find. The Aristotelian tradition expressed empirical observations as universal generalizations treated as already established — “heavy bodies fall” — leaving no opening for denial or experimental test; the form of such statements foreclosed the question of whether they might be otherwise.(Peter Dear, 2001)

This framework was entangled with Christian theology through the influence of Thomas Aquinas, who established natural philosophy as a “handmaiden to theology” — a relationship that shaped university curricula for centuries.(Peter Dear, 2001) In medicine specifically, anatomy and materia medica in fifteenth-century universities were pedagogical rather than research-oriented: students learned texts, not techniques.(Peter Dear, 2001) The introduction of printing with moveable type in the mid-fifteenth century disrupted this closed world by expanding intellectual options beyond the university curriculum — including Neo-Platonic philosophy, natural magic, alchemy, and cabalism — that had been unavailable in manuscript culture.(Peter Dear, 2001)

What the “Revolution” Was

The standard narrative places the Scientific Revolution in the sixteenth and seventeenth centuries, running from Copernicus to Newton, with medicine transformed along the way by Harvey’s discovery of circulation, Vesalius’s anatomical atlas, and the rise of experimental method. Thomas Kuhn’s Structure of Scientific Revolutions (1962) gave this narrative its most influential theoretical framework: science does not develop by steady accumulation of facts but through periods of “normal science” punctuated by revolutionary breaks, in which the old conceptual framework — the paradigm — is replaced by a new one. (Kuhn, 1962) (Kuhn, 1962)

Kuhn argued that science textbooks misrepresent scientific development by presenting it as cumulative — each discovery adding to a growing stockpile of knowledge. Historians of science who actually study past theories, such as Aristotelian dynamics or phlogistic chemistry, find them “neither less scientific nor more the product of human idiosyncrasy than those current today.” (Kuhn, 1962) The new historiography, exemplified by Alexandre Koyre, studies past scientific communities in their own terms rather than measuring them against modern knowledge. (Kuhn, 1962)

Normal science, in Kuhn’s account, actively suppresses fundamental novelties because they are subversive of its basic commitments — yet the arbitrary element in paradigms ensures novelty cannot be suppressed indefinitely. (Kuhn, 1962) Part of the reason is that methodological directives alone cannot determine a unique scientific conclusion: prior experience, accident, and individual makeup are always formative factors in how any scientist reaches a result.(Kuhn, 1962) This model explains why medical revolutions are so resisted and so slow: the Galenic paradigm was not simply wrong but internally coherent, practically useful, and institutionally entrenched.

Commerce, Not Just Reason

Harold Cook’s Matters of Exchange (2007) challenges the standard intellectual-history account by arguing that the Scientific Revolution arose not from disembodied reason but from practical engagement with the material world driven by commerce. Cook calls it “an anti-intellectualist movement” rooted in the life sciences and medicine rather than in physics and mathematics. (Cook, 2007) The search for wisdom became a search for knowledge — or rather, the kind of wisdom rooted in understanding why nature works as it does became subordinate to the kind of wisdom rooted in understanding how natural things are.

Between the 1490s and 1690s, long-distance seaborne trade fell under the control of Atlantic European merchants. By mid-seventeenth century, the Dutch had built the world’s most extensive seaborne empire while simultaneously becoming acknowledged leaders in medicine and natural science — partly because of their Asian contacts. (Cook, 2007) The realist painting tradition in the Low Countries — working “from life” rather than “from the imagination” — was one expression of the same epistemological shift toward exact empirical observation that underpinned the new natural philosophy, reflecting a culture that valued knowledge by acquaintance with particular objects.(Cook, 2007) The concept of a “fact” — a legal term meaning a particular truth known by actual observation or authentic testimony — was borrowed into natural philosophy only in the late sixteenth century, yielding probabilistic rather than demonstrative certainty.(Cook, 2007) This shift in what counted as authoritative knowledge was related to a broader change in the meaning of “taste”: in early modernity it had designated moral discernment through acquaintance with particulars rather than command of universal truths, before narrowing to the aesthetic sense it carries today.(Cook, 2007) University botanical gardens, pioneered in Italy from 1544, were established primarily for medical teaching of materia medica. (Cook, 2007)

Medicine’s Specific Transformations

Porter traces the medical revolution through three connected figures. Paracelsus broke with Galenic orthodoxy by building a natural philosophy on chemical principles — his tria prima of salt, sulphur, and mercury. But Porter cautions that “the common portrayal of him as the founder of scientific medicine is misleading, for his creed always involved mystical and esoteric doctrines quite alien to today’s science.” (Porter, 1997) Paracelsus countered Galenist constitutionalism with a new concept of disease specificity — diseases as invasions from outside rather than internal humoral imbalances. (Porter, 1997)

Jan Baptist van Helmont developed this further into an ontological disease theory, where each disease possessed a vital principle (archaeus) treatable by specific remedies. He protested against excessive bloodletting on the grounds that plethora was not the cause of disease, and phlebotomy only wasted the patient’s vitality. (Porter, 1997)

William Harvey demonstrated blood circulation through quantitative reasoning: the amount of blood forced out of the heart in an hour far exceeded its total volume in the body, proving it must move in a circuit. (Porter, 1997) Yet Harvey’s conceptual framework was Aristotelian rather than mechanistic — he viewed the body as moved by vital forces, not as a machine, using macrocosm-microcosm correlations to explain circulation’s purpose. (Porter, 1997) The man who first proved that blood circulates did not himself think mechanically about how bodies work.

Descartes proposed the most radical break: a fully mechanistic account of the body as matter in motion, dismissing Aristotelian elements and humours more completely than Paracelsus had. (Porter, 1997) Malpighi’s microscopic observation of capillaries in frog lungs then provided the missing link in Harvey’s theory — confirming that blood flowed through continuous vessels. (Porter, 1997)

Roger French’s William Harvey’s Natural Philosophy (1994) offers a more precise diagnosis of what the seventeenth-century shift consisted of. French argues that the revolution was concerned not with science per se but with experiment and the status of natural knowledge — the question of what counts as valid evidence in natural philosophy.(French, 1994) Harvey’s contribution was specifically experimental; vivisectional results, while they could not claim Aristotelian demonstrative proof (which required linking the presence or absence of organs to modes of life, displaying causal relationships), helped form a consensus that experimental results stood apart from both rationalist systems and philosophical demonstrative truth.(French, 1994) By the middle of the seventeenth century, experiments and their results were attractive precisely because they were not tied to contentious philosophical or religious systems and could be accepted by Christians of any denomination.(French, 1994) The Harvey episode thus marks not the victory of a particular doctrine but the emergence of a new epistemological category: the experimentally produced matter of fact, separable from systematic natural philosophy.

French also observes that the medical and university component of the seventeenth-century new philosophy has been consistently undervalued by historians, who have focused on physical and mathematical aspects. Yet Descartes, though outside the universities, chose a medical topic — the motion of the heart and blood — as his prime example of natural philosophy.(French, 1994)

The Enlightenment Reception: Science Popularized and Politically Deployed

Porter’s Enlightenment (2000) charts what happened to the mechanical philosophy after the seventeenth-century founding moment. That philosophy had replaced Aristotelian elements, humours, and final causes with matter-in-motion models governed by mathematical laws, and in doing so opened new experimental approaches to the body.(Porter, 2000) The political alignment was not accidental. Newton’s Principia appeared in 1687, on the eve of the Glorious Revolution; Newton became MP for Cambridge and his science was enlisted to back the new moral and political order chiefly via the Boyle Lectures, a sermon series read from London pulpits annually.(Porter, 2000) Richard Bentley’s 1692 series and Samuel Clarke’s 1704–05 series both drew on the Principia to demonstrate God’s providential design, hammer home the value of empirical inquiry, and bolster Latitudinarian Anglicanism — making Newton’s mechanics the ideological companion to Whig constitutionalism.

This political deployment had an important negative consequence: certain uses of the new science were carefully foreclosed. The mechanical philosophy had undermined Aristotelian elements, humours, and final causes, but it was also deployed against the “scandalous materialism of Hobbes and Spinoza” and the “outmoded occultism of the sectaries.”(Porter, 2000) Newtonian cosmology served as the “perfect paradigm for a modern, stable, harmonious Christian polity ruled by law, not caprice” — which is to say it was recruited as much to contain radical consequences as to advance empirical inquiry.

Dear observes that Newton’s reception was also complicated by a deep conceptual difficulty internal to the Principia itself: Newton had described forces — notably gravity — with mathematical precision but without providing any mechanical explanation of their transmission, leaving entirely open whether gravity was attraction, repulsion, or some other kind of action.(Peter Dear, 2001) This lacuna provoked immediate objections from Continental philosophers, including Huygens, Leibniz, and Régis, who dismissed the Principia as merely mathematical description rather than genuine natural philosophy, on the grounds that it failed to identify the actual mechanical causes responsible for gravitational effects.(Peter Dear, 2001) The controversy had an unexpected social consequence in France: Descartes’s mind-body dualism, which held that the rational soul possessed no sex since it was pure thought, was used by French women in Parisian salon culture to argue for women’s intellectual equality with men, making the Cartesian system a resource for gender argument that Newton’s more mathematical framework could not as readily supply.(Peter Dear, 2001)

The popularization that followed was genuinely new. From the 1710s, lecturers began offering public demonstrations with globes, orreries, and other instruments in London’s coffee houses and then in provincial towns.(Porter, 2000) By the century’s end, few English towns of any significance had not been visited by itinerant science lecturers offering courses of a dozen or twenty lectures, supplementing their income by selling books and medical nostrums. This popularization made scientific education a commercial enterprise for the first time — and interlocked it with the medical marketplace. One marker of successful disenchantment: British monarchs stopped touching for the King’s Evil after Queen Anne, while the French Bourbons continued until 1830, illustrating the comparative pace of secularization across ancien régime Europe.(Porter, 2000) Astrology offers a parallel trajectory: it had remained integral to shared elite culture until around 1650, but after the Restoration, educated sympathies cooled decisively; the art had been tainted by its association with Civil War plebeian radicalism and wild republican prophecies, and by 1700 no top-flight metropolitan natural philosophers remained sympathetic.(Porter, 2000)

The Revolution That Wasn’t (Everywhere)

Roger French, in Medicine before Science (2003), offers the most important corrective to the standard narrative. The “scientific revolution,” he argues, was a minority opinion limited largely to England and Holland. When physicians across Catholic Europe finally absorbed the new doctrines, it was not until well into the eighteenth century, making the European “revolution” effectively a thing of the Enlightenment. (French, 2003)

The institutional resistance was not passive. In Catholic Europe, retention of Aristotelian-Galenic medicine was enforced by law. France pronounced the death penalty for departure from approved authors in 1624. Spain imposed the death penalty for importing foreign books in 1558. Jesuits controlled university curricula until their expulsions in 1759 and 1767. As late as the 1680s, Juan de Cabriada was still attempting to persuade the Galenists of Madrid to accept that blood circulated. (French, 2003) Jackson’s survey of early modern medicine argues more broadly that the Catholic Church shaped the practice and theory of medicine in this period through three interlocking mechanisms: the Inquisition, which policed heterodox ideas about the body and soul; the Index of Prohibited Books, which regulated what physicians could read; and a systematic program of indoctrination through ecclesiastical universities.(Jackson (ed.), 2011)

The eventual reconciliation came not through revolutionary replacement but through synthesis. Herman Boerhaave at Leiden became the most influential medical teacher in Europe by constructing an eirenical system that reconciled Hippocrates, Bacon, Harvey, Newton, and Boyle into a single coherent framework. His medical system represented “stability in a confused world.” (French, 2003) In Montpellier, Antoine Deidier’s Institutes (1731) fitted chemical and mechanical explanations into Galenic categories, noting that the innovators “have changed only the names.” (French, 2003)

The lesson French draws is that revolutions in medical theory do not simply replace old systems with new ones. They are absorbed, resisted, synthesized, and adapted — and the process takes generations, not decades.

Gentlemanly Culture and the Social Constitution of Scientific Truth

The most thoroughgoing challenge to any purely intellectual account of the Scientific Revolution comes from Steven Shapin’s A Social History of Truth: Civility and Science in Seventeenth-Century England (1994). Shapin’s central argument is that English experimental philosophy emerged not from disembodied reason but partly through the deliberate relocation of the conventions, codes, and values of gentlemanly conversation into the domain of natural philosophy.(Shapin, 1994) The key architects of this relocation — Francis Bacon and Robert Boyle in particular — used their own gentlemanly identities to make experimental scholarship recognizable as a form of honorable practice rather than mere mechanical labor.(Shapin, 1994)

The argument runs deeper than the sociology of a particular group of practitioners. Shapin contends that truth itself is a social institution: what counts for any community as true knowledge is a collective accomplishment, never the work of a single individual, and its fate is always determined by collective judgment rather than individual assertion.(Shapin, 1994) This is not skepticism about truth but a claim about what conditions must be satisfied for knowledge to be possible at all. Trust — the willingness to accept others’ testimony as reliable — is the foundational social bond that makes collective knowledge possible, and therefore makes science possible.(Shapin, 1994) Radical rejection of testimony is not epistemically sophisticated; it would make knowledge impossible and civil society incoherent.(Shapin, 1994)

Robert Boyle and the Christian Virtuoso

Boyle is Shapin’s central case study, and the picture that emerges is strikingly at odds with the standard intellectual-history portrait of the disinterested, self-effacing natural philosopher. Shapin demonstrates that Boyle’s credibility as an experimental reporter was grounded in his social identity as a great gentleman of noble birth, and that this social standing did enormous epistemological work.(Shapin, 1994) Boyle constructed the “Christian Virtuoso” identity from gentlemanly, Christian, and scholarly elements, using his social standing as an argument against the attribution of professional special interest that might otherwise undermine his experimental testimony.(Shapin, 1994) Crucially, this framework rested on a broader cultural pattern: probabilistic discursive practices were institutionalized in English gentlemanly society before they appeared in empirical scientific culture, making the perceived standing of these practices available for importation into natural philosophy as ready-made credibility-management solutions.(Shapin, 1994) In early modern England, the gentleman constituted at most one to five percent of the population but was effectively the “political nation,” the class whose words and actions carried public weight and could not be easily impugned.(Shapin, 1994) A gentleman’s economic independence — income from land rents, requiring no trade or manual labor — was understood to guarantee his freedom from the material necessities that led lesser men to misrepresent reality.(Shapin, 1994) The logic was consistent: the free actor does what he judges best without constraint, and therefore has no motive to lie; the dependent actor has every motive.(Shapin, 1994)

Boyle’s identity as the “Christian Virtuoso” was, Shapin argues, a purposeful construction assembled from cultural materials — gentleman, devout Protestant, independent scholar — and continuously maintained throughout his adult life.(Shapin, 1994) Shapin characterizes Boyle’s conception of the natural philosopher as that of a “priest of nature” whose contemplation of creation was itself an act of religious praise, making devout Protestant belief and experimental inquiry structurally equivalent activities rather than competing claims on the virtuoso’s time.(Shapin, 1994) He systematically dissociated himself from every professional expert community: chemists, physicians, philosophers, divines. Because he was not a professional in any of these fields, he could claim freedom from every form of corporate bias and speak as an impartial spokesman for truth.(Shapin, 1994) As a great gentleman, he could assert competence in any domain while denying that he was tied to its professional interests — “the Christian virtuoso was situated everywhere and nowhere in professional space.”(Shapin, 1994) His decision to decline holy orders, for instance, was publicly framed as a credibility strategy: the arguments of a layman for Christianity would carry more weight precisely because they could not be attributed to professional self-interest.(Shapin, 1994)

Boyle’s celebrated prolix and circumstantial experimental reports were not a personal quirk but a deliberate epistemic and moral strategy: adding checkable circumstances displayed the confidence of a truthful man, since a liar would not risk the exposure that detailed, verifiable particulars invited.(Shapin, 1994) In his experimental narratives, sources are routinely qualified by social standing — “a gentleman,” “a person of quality,” “a very ingenious physician” — demonstrating that the assessment of testimony tracked social hierarchy as much as epistemic competence.(Shapin, 1994)

Until Newton’s emergence as the defining figure of English natural philosophy, Boyle’s life was the single most widely cited pattern of what it meant to be an English philosopher of nature.(Shapin, 1994) The early Royal Society fully appreciated this, recognizing that having aristocrats as visible members was essential to the enterprise’s social legitimacy: “honorable men honored cultural practices by affiliation.”(Shapin, 1994)

The Royal Society’s Appropriation of Gentlemanly Norms

The Royal Society’s famous motto Nullius in verba — “on the word of no man” — proclaimed a radical rejection of authority. Shapin’s reading is that this was not the elimination of trust but a normative shift from one set of credibility-bearers (ancient authorities, university schoolmen) to another (gentleman experimenters).(Shapin, 1994) This appropriation of gentlemanly practices into scientific culture was, Shapin argues, a deliberate response to the specific problems of testimony validation that arose after the rejection of traditional authority — the gentlemanly code provided a pre-existing and socially accepted solution to the question of whose word could be trusted.(Shapin, 1994) The Royal Society’s rejection of authority in science explicitly mobilized codes of presumed equality that were operative in early modern gentlemanly society, making authority simultaneously morally odious — as incompatible with disinterested inquiry — and epistemically dangerous.(Shapin, 1994) Shapin identifies Boyle’s greatest achievement as the creative respecification of the existing identity of the gentleman to encompass those of the philosopher and the devout Christian, making this assembled identity a resource for legitimizing experimental knowledge in the eyes of a wider literate public.(Shapin, 1994) Gentlemanly factual testimony was almost never publicly challenged in the forums of seventeenth-century English science — social standing powerfully assisted epistemic credibility — and the Society learned to accomplish the modification of the great majority of knowledge claims without doing anything visible as outright negation.(Shapin, 1994) The probabilistic and tentative stance of English experimental philosophy — its suspicion of certainty, its tolerance for graduated assent — was importantly shaped by the conventions of gentlemanly civil conversation rather than by philosophical principle alone.(Shapin, 1994) Early modern courtesy literature had established that obstinacy was contrary to the laws of civility, and the experimental community transposed this norm: claims were to be made with modesty and circumspection, not because certainty was unattainable in principle but because overconfident assertion was socially disruptive.(Shapin, 1994)

The operative epistemic standard for testimonial knowledge was “moral certainty” — sufficient for everyday action, civil order, and judicial conviction even though not mathematically demonstrable.(Shapin, 1994) Religious apologetics had developed this concept to warrant acceptance of scriptural testimony that could not be demonstrated; Boyle and his associates extended the same framework to experimental reports, arguing that a “rational assent may be founded upon proofs, that reach not to rigid demonstrations, it being sufficient, that they are strong enough to deserve a wise man’s acquiescence in them.”(Shapin, 1994)

Seventeenth-century thinkers articulated a set of maxims for evaluating testimony: plausibility, multiplicity, consistency, directness, knowledgeability of source, manner inspiring confidence, and integrity or disinterestedness of source.(Shapin, 1994) These maxims were applied in practice through the social judgments of the gentlemanly community, not through algorithmic procedures. Multiple testimony was explicitly compared to legal evidence — Sprat argued that people content to condemn on the agreeing testimony of two or three witnesses should be equally content to accept knowledge claims supported by sixty or a hundred fellows of the Royal Society.(Shapin, 1994) Integrity and disinterestedness were the most powerful criterion: a witness with no reason to misrepresent was presumed truthful, and Boyle himself was understood to satisfy this criterion absolutely.(Shapin, 1994)

Shapin’s account does not reduce the Scientific Revolution to a social process or deny that the new natural philosophy produced genuine knowledge. It shows, rather, that what made experimental claims credible — what transformed them from mere assertions into accepted knowledge — required the same social resources (trust, civility, reputation, disinterestedness) that regulated English public life more broadly. The “new science” of the seventeenth century did not discover a method that bypassed social life; it invented a particularly effective way of deploying social resources in the service of epistemic aims.

Principe’s study of Robert Boyle demonstrates that the terms “alchemy” and “chemistry” were used interchangeably in seventeenth-century contexts, and modern distinctions between the two were not codified until after Boyle’s death. (Principe, 1998) Boyle was deeply engaged in traditional alchemical practices including chrysopoeia, maintaining an extensive network of collaborators including George Starkey, John Locke, and Isaac Newton, and his pursuit of the Philosophical Mercury lasted from his earliest experiments to his deathbed. (Principe, 1998) Principe proposes “chymistry” as the umbrella term for the sum total of alchemical and chemical topics as understood in the seventeenth century, with “chrysopoeia” for metallic transmutation, “spagyria” for separation-purification-recombination, and “iatrochemistry” for medical chymistry. (Principe, 1998)

The Puritan Revolution and Medical Reform

Charles Webster’s The Great Instauration (1975) argues that the English scientific revolution was driven not by secular reason alone but by millenarian religious conviction. The prophecy of Daniel 12:4 — that in the last days knowledge would be increased — became a foundational text for Puritan reformers who saw the restoration of learning as preparation for Christ’s return. (Webster, 1975) Millenarianism gave these reformers an initial spur and an inspiring vision of final rewards, but it offered no detailed programme for achieving ambitious intellectual goals; the Puritans were therefore obliged to look beyond Scripture for practical guidance. (Webster, 1975) They found it in Francis Bacon, whose philosophical system had evolved within a Calvinist ethical framework and a providential view of history. Webster argues that Bacon’s works came to be regarded by the Puritans as the philosophical complement to Foxe’s Book of Martyrs — the one promising a successful religious reformation, the other providing the programme for philosophical reform. (Webster, 1975) Baconianism became, in Webster’s phrase, the “official philosophy of the Revolution.” (Webster, 1975)

This millenarian-Baconian alliance reshaped medicine specifically because medicine was the area of scientific activity that would most directly demonstrate the benefits of a return to grace — making it immediately appealing to spiritual reformers who often took less interest in other branches of experimental science. (Webster, 1975) Paracelsian and Helmontian medicine were presented during the Revolution as requiring spiritual rebirth — the “New Birth” — as a prerequisite for understanding natural things, binding medical reform to religious conversion in a way that had no parallel in physics or astronomy. (Webster, 1975) The result was a dramatic shift in medical publishing: by 1657, half the medical works published in England fell into the Paracelsian category. (Webster, 1975) Renaissance technological discoveries in gunpowder, printing, and navigation appeared to confirm that man’s dominion over nature was being restored, and the Puritan Revolution itself seemed to mark the appointed time for this restitution. (Webster, 1975) (Webster, 1975)

The institutional consequences were concrete. The College of Physicians survived the Republic not by defending Galenic orthodoxy but by identifying itself with Baconian experimental science. By cultivating the experimental philosophies of Bacon and Harvey, the College could position itself as more scientifically advanced than the Paracelsians without abandoning its cherished medical traditions — Walter Charleton declared that in the College one could behold “Solomon’s House in reality.” (Webster, 1975) William Harvey played a central role in this reorientation from humanistic Galenism to experimental natural philosophy; his discovery of circulation vindicated the approach of combining classical learning with dissection and vivisection, exemplifying non-doctrinaire experimental method. (Webster, 1975) Webster’s thesis thus complicates the standard narrative in two directions: the Scientific Revolution in England was more religious than intellectual historians traditionally allowed, and the institutional survival of orthodox medicine depended on absorbing the rhetoric of reform rather than resisting it.

Jackson’s survey of the history of genetics provides a useful external perspective on medicine’s role in the Scientific Revolution. Late-sixteenth-century learned medicine at universities like Padua and Bologna — fully immersed in Aristotelian naturalism — fed important intellectual impulses into the scientific revolution itself: Harvey’s discovery of blood circulation (1628) provides one of the most prominent examples.(Jackson (ed.), 2011) The relationship between theoretical and practical medicine was also transformed during this period: university physicians, competing for clients among wealthy urban elites, began to rely on the practices of surgeons (dissection), apothecaries (pharmacology), and general practitioners (therapeutics and case study collections), while the latter groups in turn sought recognition through emulation of university training forms, upsetting the traditional hierarchy between theoretical and practical knowledge.(Jackson (ed.), 2011)

One of the less-noted conceptual consequences of the Scientific Revolution’s mechanical philosophy was its effect on the concept of mind. When natural philosophers began to describe a mechanistic universe, the mind — everything refractory to exact mathematical handling — became, as the philosopher E.A. Burtt (1892—1989) noted, “a convenient receptacle for the refuse, the chips and whittlings of science.” The modern concept of mind was thereby defined from the seventeenth century onwards primarily through its assumed opposition to matter.(Jackson (ed.), 2011)

Dear’s account of Bacon situates him not primarily as a theorist of induction but as the architect of a new social organization of knowledge production. Bacon’s critique of Aristotelian syllogistic logic held that syllogisms argue backwards: genuine knowledge must begin with particular observations and ascend to universal axioms through induction, not descend from pre-accepted universals to particulars. (Peter Dear, 2001) His New Atlantis envisioned a state-organized research institution (Salomon’s House) staffed by hierarchically arranged specialists whose collective inductive work would yield both axioms and practical benefits — a model that influenced the Royal Society’s self-understanding. (Peter Dear, 2001) Yet Bacon’s matter theory owed a significant unacknowledged debt to alchemists and magicians, particularly the concept of natural sympathies and antipathies between the smallest parts of substances, despite his public condemnation of their secrecy. (Peter Dear, 2001) Bacon’s empiricism, in short, was neither purely philosophical nor purely medical, but a programme for reorganizing knowledge acquisition itself.

The Republic of Letters was a parallel infrastructure for the same transformation. Networks of correspondents and intelligencers, among them Nicolas-Claude Fabri de Peiresc, Marin Mersenne, Athanasius Kircher, Samuel Hartlib, Martin Lister, and Gottfried Wilhelm Leibniz, facilitated the exchange of natural philosophical ideas, specimens, and experimental results across national and confessional boundaries in ways that no single institution could have sustained.(Jackson (ed.), 2011) These intelligencers served as nodes in an informal postal network that transmitted observations, tested claims, and distributed new findings to widely separated scholars, making the Republic of Letters as important to the circulation of natural knowledge as any university.

Shapin’s focus on the gentlemanly elite of the Royal Society has drawn the criticism that it systematically underrepresents who actually practiced medicine. Margaret Pelling’s prosopographical research on early modern London revealed a dense population of non-elite practitioners (unlicensed healers, empirics, barbers, apothecaries, midwives) whose significance to everyday medical life was invisible in accounts built from the records of licensed physicians.(Jackson (ed.), 2011) The social history of scientific knowledge cannot, in this view, be constructed solely from the practices of gentlemen.

See Also

• Mechanism
• Vitalism
• Empiricism in Medicine
• William Harvey
• Paracelsus
• Herman Boerhaave
• Robert Boyle
• Galenic Medicine
• Paradigm
• Francis Bacon
• Royal Society

Sources

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Editorial Notes

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The Puritan Revolution and Medical Reform