British Empiricism

1630 – 1800

British Empiricism is an early modern philosophical movement centered in the British Isles that holds all genuine knowledge to be grounded in sense experience and reflection, emphasizing observation, experiment, and the limits of human understanding.

At a Glance

Quick Facts
Period
16301800
Region
England, Scotland, Ireland, British Isles, Colonial North America
Preceded By
Renaissance Philosophy and Continental Rationalism
Succeeded By
German Idealism and 19th‑century Empiricism

1. Introduction

British Empiricism designates a loose but influential early modern movement that treated experience—above all sensory perception and reflection on mental operations—as the fundamental source of human knowledge. Emerging in the British Isles between the mid‑17th and late‑18th centuries, it is commonly associated with John Locke, George Berkeley, David Hume, and the Scottish school of common sense, as well as with the broader culture of experimental natural philosophy.

Rather than beginning from purportedly innate ideas or self‑evident metaphysical principles, British empiricists typically started from an analysis of the mind’s ideas (in Locke’s broad sense of “whatsoever is the object of the understanding when a man thinks”). They asked how such ideas arise, how they relate to external objects, and what kinds of certainty, probability, or skepticism follow from their experiential origin.

The movement is often characterized by:

  • A commitment to psychological explanation of cognition and belief.
  • A methodological deference to observation, experiment, and induction.
  • A critical interest in the limits of human understanding, especially concerning God, the self, and the external world.
  • A tendency to reconceive morality, politics, and religion in empirically informed and often naturalistic terms.

Historians increasingly caution that “British Empiricism” is a retrospective label. Many figures so classified did not see themselves as members of a single school, and they disagreed sharply on metaphysics, theology, and ethics. Nonetheless, the term remains a useful heuristic for a cluster of approaches that made experience, the analysis of ideas, and the critique of speculative metaphysics central to philosophy in the English‑speaking world and beyond.

2. Chronological Boundaries and Periodization

Scholars typically treat British Empiricism as spanning the 17th and 18th centuries, with fuzzy boundaries at both ends. The following table summarizes a commonly used periodization, which many historians regard as a helpful but simplified construct:

Sub‑periodApprox. datesCharacteristic emphases
Proto‑empiricist and Baconian Foundations1600–1660Methodological critiques of scholasticism; advocacy of experiment and induction (Bacon, Boyle); early mechanistic psychology (Hobbes).
Lockean Synthesis and Early British Empiricism1660–1720Locke’s systematic theory of ideas and knowledge; political and religious uses of empiricist themes; first generation of Lockeans and critics.
Berkeleian Immaterialism and Idealist Critique1709–1735Berkeley’s anti‑abstractionism and immaterialism; efforts to reconcile empiricism with common sense and theism.
Humean Skepticism and Naturalism1735–1776Hume’s thoroughgoing application of empiricist principles to causation, the self, and religion; development of sentimentalist ethics.
Scottish Common Sense and Late Enlightenment Empiricism1750–1800Reid and others integrate empiricist psychology with appeals to common sense, opposing Humean skepticism while retaining experiential focus.

There is disagreement about the start date. Some historians extend the movement back to Francis Bacon’s Novum Organum (1620) as a methodological precursor, while others reserve “empiricism” for explicitly epistemological projects beginning with Locke’s Essay concerning Human Understanding (1689/90). At the late end, some see British Empiricism as effectively transformed by Kant’s Critique of Pure Reason (1781), whereas others emphasize continuities with 19th‑century empiricism and utilitarianism.

Recent historiography stresses that this periodization reflects a constructed narrative—often contrasted with “Continental Rationalism”—and that it may obscure both internal diversity and cross‑Channel exchanges. Still, the timeline provides a convenient framework for tracking shifting emphases from method, to epistemology, to skepticism, and then to common‑sense responses.

3. Geographic and Linguistic Scope

Although labeled “British,” the movement’s geographic and linguistic reach was broader and more complex than the term suggests.

Core Regions

The principal centers of activity were:

RegionNotable contexts
EnglandUniversities of Oxford and Cambridge; the Royal Society in London; coffeehouses and print culture in London and provincial cities.
ScotlandUniversities at Edinburgh, Glasgow, and Aberdeen; the Scottish Enlightenment’s institutional and civic milieu.
IrelandTrinity College Dublin (e.g., Berkeley’s early career); connections to English and continental networks.

Philosophical ideas circulated across the British Isles through correspondence, pamphlets, and shared ecclesiastical and legal structures. Scottish and Irish thinkers both adopted and reshaped English empiricist themes.

Colonial and Transatlantic Reach

Empiricist works were widely read in colonial North America, especially in universities (Harvard, Yale, Princeton) and among clergy and statesmen. Locke’s epistemology and political theory, Hume’s essays, and Scottish common sense philosophy significantly influenced American theology, education, and constitutional thinking.

Linguistic Traditions

The dominant languages were:

  • English: The primary medium for most major works (Locke, Berkeley, Hume, Reid, Smith).
  • Latin: Still used in universities, theological disputations, and some early scientific writing (e.g., Boyle, Newton).

Translations into French, German, and Dutch facilitated reception on the Continent. Some historians argue that the shift from Latin to English helped shape empiricism’s style: relatively accessible prose, appeal to “plain understanding,” and engagement with a wider educated public. Others caution that Latin scholarship and scholastic frameworks remained influential longer than the standard narrative implies, especially in theology and university curricula.

4. Historical and Socio-Political Context

British Empiricism developed amid substantial political, religious, and social transformations in the 17th and 18th centuries. These conditions shaped both the questions philosophers asked and the uses to which empiricist ideas were put.

Political Upheaval and Constitutional Change

The English Civil War, Interregnum, Restoration, and Glorious Revolution (1688–89) produced contested views about sovereignty, consent, and resistance. Locke’s empiricist psychology and epistemology were closely linked to his arguments for limited government, toleration, and property rights. Later Scottish philosophers wrote in the setting of a rapidly commercializing and increasingly imperial Britain, reflecting on civil society, progress, and politeness.

Religious Conflict and Toleration

Conflicts between Anglicans, Puritans, Presbyterians, Catholics, and dissenters generated intense debate about the grounds of religious belief, the authority of revelation, and the legitimacy of persecution. Empiricist emphasis on the limits of human understanding and on probability provided tools for moderate, often latitudinarian, approaches to theology and toleration, while also enabling more radical critiques of dogma and priestcraft.

Commercialization, Urbanization, and the Public Sphere

The expansion of commerce, finance, and urban life fostered new forms of sociability (coffeehouses, clubs) and a growing print culture. Philosophical works reached an increasingly broad “middling” public. Empiricist analyses of motivation, interest, sympathy, and moral sentiments responded to, and helped interpret, these emerging social forms.

Education and Institutions

Universities, dissenting academies, and learned societies (notably the Royal Society) provided institutional settings in which empiricist methods and doctrines were taught, debated, and contested. Curriculum reforms in Scotland, for instance, integrated common sense philosophy into rhetoric, moral philosophy, and logic courses, influencing generations of students in Britain and abroad.

Overall, empiricist thought both reflected and contributed to a culture preoccupied with practical governance, religious accommodation, and the management of social change through observation, experience, and cautious theorizing.

5. Scientific Revolution and Experimental Philosophy

British Empiricism unfolded alongside, and was deeply shaped by, the Scientific Revolution and the rise of experimental philosophy as a self‑conscious ideal.

Baconian and Boyleian Roots

Francis Bacon’s Novum Organum advocated a new method grounded in systematic observation, experiment, and induction, criticizing scholastic reliance on syllogistic reasoning and disputed authorities. Robert Boyle’s laboratory practice and methodological writings exemplified this experimental ethos, emphasizing controlled experiment, careful reporting, and modest theoretical claims.

Many later empiricists saw themselves as extending this experimental approach from nature to the mind. They framed epistemology as an “under‑laborer” to the sciences, clearing away conceptual confusions.

Newtonian Influence

Isaac Newton’s Principia and Opticks provided a model of successful, mathematically precise yet empirically grounded science. Philosophers in the Lockean and Scottish traditions invoked “Newtonian” ideals:

  • Reliance on phenomena and experiments.
  • Avoidance of speculative hypotheses beyond what experience supports.
  • Use of induction to infer general laws.

Hume, for instance, famously described his Treatise as an attempt to introduce the experimental method into “moral subjects.”

Experimental vs. Speculative Philosophy

A widely used contrast in the period opposed “experimental” to “speculative” or “hypothetical” philosophy:

Experimental philosophySpeculative philosophy
Emphasizes observation, experiment, and cautious induction.Emphasizes a priori reasoning, innate principles, and comprehensive systems.
Often associated with Bacon, Boyle, Newton, and the Royal Society.Often associated (by critics) with scholasticism and some forms of Cartesianism or Leibnizianism.

Historians note that this dichotomy was partly rhetorical; continental thinkers also valued experiment, and British empiricists sometimes ventured into speculative metaphysics. Still, the self‑image of empiricists as “experimental” philosophers strongly influenced their views on perception, causation, and the limits of theory.

6. The Zeitgeist: Experience, Science, and Skepticism

The intellectual “spirit of the age” in which British Empiricism developed combined confidence in experience and science with growing awareness of skepticism and cognitive limitation.

Confidence in Experience and Improvement

Many writers expressed optimism that careful attention to experience, coupled with improved methods of inquiry, could advance knowledge, technology, and social well‑being. The ethos of the Royal Society, Baconian calls for the conquest of nature’s secrets, and Newton’s apparent success fostered a sense that empirical methods could replace scholastic speculation and yield practical benefits.

Turn to the Mind and Limits of Reason

At the same time, empiricists argued that before speculating about the world, philosophy must investigate the powers and boundaries of the human mind. Locke described his project as an “under‑labouring” inquiry into human understanding’s “extent and bounds.” This encouraged a reflexive epistemology: the investigation of how ideas arise, how they are combined, and how reliably they represent reality.

Skepticism and Moderation

The same emphasis on experience and on the fallibility of human faculties also opened space for skeptical arguments, especially in Hume:

  • Doubts about induction and necessary connection in causation.
  • Questions about the self as a stable substance.
  • Challenges to rational proofs of God and to testimony of miracles.

Reactions varied. Some embraced moderate skepticism, treating human knowledge as probable and fallible but still practically sufficient. Others, particularly in the Scottish common sense tradition, saw Hume’s conclusions as deeply unsettling and sought to reaffirm everyday beliefs through appeal to self‑evident principles of common sense.

The resulting zeitgeist was thus ambivalent: enthusiastic about empirical science and its methods, yet increasingly sensitive to the possibility that those very methods revealed profound limits on certainty, metaphysics, and theology.

7. Central Epistemological Problems

British Empiricism is often defined by the epistemological questions it foregrounded. While answers differed, certain problems recurred across the movement.

Source of Ideas and Rejection of Innatism

Locke’s denial of innate ideas and his account of the mind as a tabula rasa prompted sustained discussion about how ideas are acquired. Empiricists typically distinguished between:

  • Sensation: ideas derived from external objects affecting the senses.
  • Reflection: ideas of the mind’s own operations (thinking, willing, doubting).

Debates concerned whether these sources suffice to generate abstract concepts (such as substance, infinity, or moral obligation) and how to understand abstraction itself, with Berkeley offering a famous critique of abstract ideas.

Justification, Evidence, and the Extent of Knowledge

Empiricists asked what counts as knowledge (usually requiring a strong form of cognitive assurance) versus probable belief. Locke distinguished intuitive, demonstrative, and sensitive knowledge, arguing that certainty about the external world is limited. Hume further blurred the line between knowledge and belief by emphasizing the role of habit and custom in forming expectations.

Important questions included:

  • How far can empirical evidence support general laws?
  • What is the status of mathematical and moral knowledge within an empiricist framework?
  • How should we handle testimony, particularly in religious and historical matters?

Induction and Causation

The problem of induction—inference from observed cases to unobserved ones—became central, especially in Hume’s hands. He argued that no demonstrative or probable reasoning can justify the assumption that the future will resemble the past; rather, our expectation of regularity arises from psychological custom. This raised worries about the rational basis of scientific inference itself.

Related issues concerned the nature of causal necessity: whether we ever perceive necessary connection or only constant conjunctions of events and a felt determination of the mind.

Skepticism and Everyday Belief

From these discussions emerged enduring tensions between:

  • The fallibilism implicit in empiricist accounts of evidence.
  • The stability and confidence of ordinary and scientific beliefs.

Different strands of British Empiricism—Lockean, Humean, Scottish common sense—offered competing strategies for reconciling empirical modesty with the apparent certainty people claim in daily life and science.

8. Metaphysics, Perception, and the Self

Although often wary of speculative metaphysics, British empiricists developed influential views on reality, perception, and personal identity, typically starting from an analysis of ideas.

Primary/Secondary Qualities and Representationalism

Locke famously distinguished primary qualities (shape, motion, number) thought to be in objects themselves, from secondary qualities (color, taste, sound) understood as powers to produce sensations in perceivers. Perception was usually treated representationally: external objects cause ideas that represent them.

This “way of ideas” prompted questions:

  • How do ideas resemble or reliably represent their causes?
  • Can we know that an external world exists, or only that we have certain ideas?

Berkeley rejected the coherence of material substance and argued that the very distinction between primary and secondary qualities collapses, since we know only ideas.

Idealism and Skepticism about Matter

Berkeley’s immaterialism held that to be is to be perceived or to perceive (esse est percipi), with God guaranteeing the order and stability of ideas. This was presented as an empiricist alternative to:

  • Materialist accounts that reduced everything to extended matter.
  • Skeptical worries that representationalism leads to doubt about the external world.

Critics contended that Berkeley’s view either redefined “reality” too radically or smuggled in theological assumptions.

Hume adopted a more skeptical posture, treating both material and spiritual substance as fictions arising from customary associations among perceptions.

Personal Identity and the Self

Locke defined personal identity in terms of continuity of consciousness and memory, especially for moral and legal responsibility. This “forensic” conception differed from traditional soul‑substance accounts.

Hume deepened the challenge by developing a bundle theory of the self. On his view, introspection reveals only a succession of perceptions; the idea of a simple, persisting self is a product of imagination and habit.

Scottish common sense philosophers reacted by defending a more robust notion of both the self and the external world, appealing to principles allegedly guaranteed by common sense and our natural constitution rather than by introspective analysis alone.

9. Moral Philosophy, Sentiment, and the Moral Sense

British Empiricism profoundly influenced early modern moral philosophy, shifting focus from divine commands and innate rational principles to sentiment, social practices, and human psychology.

Moral Sense and Sentimentalism

Thinkers such as Shaftesbury and Francis Hutcheson developed moral sense theory, positing a special faculty that enables humans to perceive moral qualities (virtue, vice) with a kind of immediate sentimental response—approval, disapproval, pleasure, or pain. This was framed as an analogy with aesthetic perception:

We are so constituted, as to have a sense or perception of beauty and harmony in the works of nature and of art.

— Francis Hutcheson, An Inquiry into the Original of Our Ideas of Beauty and Virtue

On this view:

  • Moral distinctions are known through feeling rather than pure reason.
  • Moral judgments are grounded in tendencies to promote happiness, benevolence, or public good.

Reason, Passion, and Motivation

Hume famously argued that reason is the slave of the passions, claiming that reason alone cannot motivate action; it only informs us of facts and means. Moral evaluations, he suggested, arise from sympathy and sentiments of approval or disapproval when contemplating characters and actions.

Alternative empirically informed approaches included:

  • Self‑interest and utility‑based theories, which emphasize calculation of advantage and social contract (Hobbes, some interpretations of Locke).
  • More rationalist moralists in the British context (e.g., Samuel Clarke, later Richard Price) who, while engaging empiricist psychology, defended objective moral relations knowable by reason.

Normativity and Objectivity

A central question was whether a sentimentalist, empiricist account could sustain robust moral normativity:

  • Proponents argued that shared human sentiments, especially sympathy and concern for happiness, underpin stable moral norms.
  • Critics worried that grounding morality in sentiment leads to relativism or reduces obligation to feeling.

Scottish philosophers such as Adam Smith refined sentimentalist ideas by elaborating the role of the impartial spectator as a model of reflective moral judgment, integrating empirical psychology with a more structured account of virtue and obligation.

10. Religion, Natural Theology, and Miracles

Empiricist approaches to knowledge had significant repercussions for religion, especially for natural theology (knowledge of God from reason and nature) and for the evaluation of miracle claims.

Natural Theology and the Existence of God

Locke accepted the possibility of demonstrative knowledge of God’s existence, arguing from our own existence as thinking beings to a necessarily existing eternal being. He also stressed the limits of what we can know about God’s nature, emphasizing modesty and toleration.

Other British thinkers, such as Samuel Clarke, developed more systematic rationalist arguments (ontological, cosmological) while engaging with empiricist concerns about clarity of ideas. Berkeley wove theism directly into his immaterialism: the orderliness of ideas testifies to a wise and benevolent divine mind.

Revelation, Probabilism, and Faith

Given empiricist stress on evidence, many argued that assent to revealed religion is a matter of probability, not demonstrative knowledge. Locke’s The Reasonableness of Christianity portrays Christianity as compatible with reason and supported by historical testimony, while still leaving room for faith.

Debates centered on:

  • The criteria for credible testimony.
  • The role of miracles as signs of revelation.
  • The balance between reason and faith in assenting to doctrines.

Hume on Miracles and Natural Religion

Hume’s writings posed a major challenge:

  • In “Of Miracles” (from the Enquiry), he argued that no testimony can render it rational to believe a violation of natural law, unless the falsehood of the testimony would be more miraculous than the event it asserts. Given human tendencies to credulity and religious enthusiasm, he claimed this condition is never met.
  • In the Dialogues concerning Natural Religion, he subjected design arguments to skeptical scrutiny, questioning analogies between the world and human artifacts and raising problems about the attributes that can be inferred about any supposed designer.

Supporters of empiricist theology replied that Hume’s standards for evidence were overly stringent or misapplied, and they argued for more modest but still rational forms of natural religion.

The result was a spectrum of positions, from empirically grounded Christian apologetics, through deism, to more radically skeptical or naturalistic views of religion that questioned the very possibility of rational theology.

11. Major Schools and Tendencies within British Empiricism

Within the broad empiricist movement, historians distinguish several schools and tendencies that share family resemblances but differ in emphasis and conclusions.

Lockean Empiricism

Centered on Locke’s Essay concerning Human Understanding, this strand:

  • Treats the mind as initially blank and all ideas as derived from experience.
  • Defends a representational theory of perception and a primary/secondary quality distinction.
  • Aims for a moderate, constructive epistemology, allowing for knowledge and probable belief within recognized limits.

Lockean themes were developed and modified by a wide array of 18th‑century thinkers in Britain, Ireland, and the colonies.

Berkeleian Immaterialism

Berkeley accepted many Lockean premises about ideas but rejected material substances and abstract ideas, yielding immaterialism:

  • Reality consists of minds and ideas, not mind‑independent matter.
  • This view was presented as both theologically friendly and a defense of common sense against skepticism.

Berkeley’s position is sometimes treated as an “idealist” school within empiricism.

Humean Skepticism and Naturalism

Hume pushed empiricist analysis toward skeptical and naturalistic conclusions:

  • Limited justification for belief in causal necessity, the self, or rational theology.
  • Emphasis on custom, habit, and sentiment as foundations for belief and morality.

Some later thinkers embraced aspects of this naturalism; others saw it as exposing deep problems within empiricism.

Scottish Common Sense Philosophy

Figures such as Thomas Reid and Dugald Stewart accepted observational psychology and experience‑based inquiry while rejecting the “way of ideas” and its skeptical outcomes. They:

  • Appealed to self‑evident first principles of common sense (e.g., belief in an external world, in other minds).
  • Advocated direct realism about perception.

This tendency is sometimes described as a “moderate empiricism,” integrating experience with non‑inferential certainties.

Moral Sense and Sentimentalist Ethics

In ethics, moral sense theory and sentimentalism constituted a distinct tendency, even as its proponents shared empiricist psychology. They emphasized feeling, sympathy, and moral perception rather than purely rational principles.

These schools interacted, overlapped, and often defined themselves in opposition to one another, illustrating the internal diversity of British Empiricism.

12. Key Figures and Generational Groupings

Historians often organize British empiricist thinkers into generational cohorts, reflecting overlapping lifespans, shared problems, and lines of influence.

GroupRepresentative figuresFeatures
Early and Proto‑Empiricists (Baconian and Hobbesian Generation)Francis Bacon, Thomas Hobbes, Robert BoyleEmphasis on method, experiment, and mechanistic explanation; less systematic epistemology but crucial foundations for later empiricism.
Lockean Generation and Early 18th‑Century EmpiricistsJohn Locke, Isaac Newton, Shaftesbury, John Toland, Samuel Clarke, William MolyneuxLocke’s theory of ideas and knowledge; Newtonian science as model; early debates on toleration, deism, and moral sense.
Berkeleian and Early Scottish Enlightenment GenerationGeorge Berkeley, Francis Hutcheson, George Turnbull, Joseph ButlerDevelopment of immaterialism; moral sense theory; early attempts to integrate empiricism, virtue ethics, and theology.
Humean and High Scottish Enlightenment GenerationDavid Hume, Adam Smith, Adam Ferguson, James BeattieSkeptical naturalism; refined sentimentalist ethics; social and historical reflection on commercial society; early common‑sense responses to skepticism.
Late Scottish Common Sense and Transitional FiguresThomas Reid, Dugald Stewart, Richard Price, Joseph PriestleySystematic common sense philosophy; engagement with theology and science; transitions toward later empiricism and rationalism in Britain and beyond.

This grouping highlights patterns of influence and reaction:

  • Locke’s impact on Berkeley and Hume.
  • Berkeley’s and Hutcheson’s influence on Hume’s ethics and philosophy of mind.
  • Hume’s role as a catalyst for Reid’s common‑sense critique and for Kant’s critical turn.
  • The diffusion of Scottish common sense through Reid, Stewart, and their students in Britain and North America.

The classification is heuristic rather than rigid. Many figures—such as Newton, Clarke, or Priestley—do not fit neatly into a purely “empiricist” camp but interact significantly with empiricist themes.

13. Landmark Texts and Their Reception

Several works are widely regarded as landmarks in British Empiricism, both for their content and for the controversies they sparked.

WorkAuthorYearSalient themesReception and influence
Novum OrganumFrancis Bacon1620New inductive method; attack on scholasticism; program for experimental natural philosophy.Praised as a manifesto for scientific reform; retrospectively seen as foundational for empiricist methodology, though its direct impact on later epistemology is debated.
An Essay concerning Human UnderstandingJohn Locke1689/90Origin of ideas in experience; rejection of innate ideas; primary/secondary qualities; limits of knowledge.Quickly became a central text in Britain and Europe; widely translated and commented on; provoked responses from rationalists, theologians, and later empiricists (Berkeley, Hume, Reid).
A Treatise Concerning the Principles of Human KnowledgeGeorge Berkeley1710Immaterialism; critique of abstraction; perception as ideas in minds.Initially received with puzzlement and some ridicule; later recognized as a major alternative to materialism and a critical development of Lockean ideas.
A Treatise of Human NatureDavid Hume1739–40Empiricist psychology; skepticism about causation, the self, and rational religion; sentimentalist ethics.Largely ignored at first (Hume called it a failure), but his later Enquiries and essays gained attention; by the late 18th–19th centuries the Treatise was seen as a pivotal work provoking Kant and common sense philosophers.
An Inquiry into the Human Mind on the Principles of Common SenseThomas Reid1764Critique of the way of ideas; defense of common sense principles; direct realism.Influential in Scottish and American universities; positioned as a corrective to Humean skepticism; shaped 19th‑century “Scottish philosophy.”

Other important texts include:

  • Hutcheson’s Inquiry and Essay on the Nature and Conduct of the Passions (moral sense theory).
  • Adam Smith’s Theory of Moral Sentiments (refined sentimentalism).
  • Clarke’s and Butler’s sermons (rationalist and probabilist theology engaging empiricist concerns).

Reception varied by context: theological, academic, or popular. Over time, these works came to be read together as forming a narrative arc from methodological reform to epistemology, through skepticism, to common sense and Kantian critique, though contemporary scholarship questions the simplicity of that story.

14. Debates with Rationalism and Continental Thought

British Empiricism is often contrasted with Continental Rationalism (Descartes, Spinoza, Leibniz), though historians increasingly emphasize cross‑influences and oversimplifications in this dichotomy.

Innate Ideas and A Priori Knowledge

Empiricists like Locke rejected innate ideas, arguing that all content of thought arises from experience. Rationalists commonly defended some form of innatism or a priori principles, especially in metaphysics and mathematics.

Debates focused on:

  • Whether ideas such as substance, infinity, and God can be derived from sense and reflection alone.
  • The status of necessary truths (e.g., mathematics, logic) within an empiricist framework.

Method and Metaphysics

Empiricists often portrayed themselves as aligned with experimental and anti‑scholastic methods, while some rationalists relied on more deductive, systematic metaphysics. However, Newton’s influence extended to the Continent, and rationalists engaged with empirical science; simultaneously, some British thinkers developed ambitious metaphysical systems.

Leibniz’s New Essays on Human Understanding is a point‑by‑point engagement with Locke, revealing both overlap and deep disagreement. Later, Hume’s skepticism about causation and induction influenced Kant’s critical project, which drew on both empiricist and rationalist resources.

Theological and Ethical Debates

In theology and ethics, British empiricists and sentimentalists debated with more rationalist moralists (including Clarke and, later, Price), who argued for objective moral relations accessible to reason. Continental Wolffian and later Kantian rationalism provided additional contrast, stressing practical reason and moral law.

Historiographical Reassessment

Modern scholarship often criticizes the simple empiricism vs. rationalism schema as a 19th‑century construction. It notes:

  • Empiricists sometimes employed a priori reasoning.
  • Rationalists made extensive use of experience and experimentation.
  • There were hybrid figures and rich dialogues across national and methodological lines.

Nevertheless, the debates between British empiricists and their rationalist interlocutors remain crucial for understanding how early modern philosophy framed issues of knowledge, method, and the role of reason.

15. Scottish Common Sense and Late Enlightenment Developments

In the later 18th century, Scottish common sense philosophy emerged as a prominent response to perceived excesses of both empiricist skepticism and speculative rationalism, while still operating within an empirically informed framework.

Principles of Common Sense

Thomas Reid and his followers argued that certain beliefs—such as the existence of an external world, the reliability of memory, and the continuity of personal identity—are first principles of common sense:

  • They are not inferred from evidence but are part of our natural constitution.
  • Doubting them in practice is impossible, even if one can raise theoretical doubts.

Reid criticized the “way of ideas” for turning perception into awareness of internal representations and thereby encouraging skepticism. He defended direct realism: in normal perception we are immediately aware of external objects, not merely ideas.

Integration with Empirical Inquiry

Despite their appeal to self‑evident principles, Scottish philosophers remained committed to empirical psychology and observation. They:

  • Studied the faculties of the mind (perception, memory, judgment) using introspection, ordinary language, and common experience.
  • Positioned philosophy as complementary to the sciences and everyday practice, not an abstract rival to them.

Educational and Transatlantic Influence

Common sense philosophy became influential in Scottish universities and was exported to North America, shaping curricula at colleges such as Princeton and influencing early American theology, moral philosophy, and political thought.

Late Enlightenment Extensions

Other Scottish and British figures extended or modified empiricist themes:

  • Adam Ferguson and others applied empirically informed analysis to social and political institutions.
  • Dugald Stewart systematized and popularized Reid’s views, presenting them as a balanced alternative to both Humean skepticism and dogmatic metaphysics.
  • Theologians and scientists, including Joseph Priestley, engaged with empiricist psychology in developing views on materialism, determinism, and Unitarian theology.

These developments mark a phase in which empiricist insights about experience and psychology were combined with appeals to common sense and practical reason, setting the stage for 19th‑century philosophy in the English‑speaking world.

16. Critiques, Internal Tensions, and the Humean Challenge

British Empiricism contained notable internal tensions, many of which were brought to the surface by Hume’s radical applications of empiricist principles.

The Way of Ideas and Skepticism

Representational theories of perception raised doubts about whether we can ever know mind‑independent objects. If we are directly aware only of ideas, the step from ideas to external reality seems inferential and fallible. Critics argued that:

  • Locke’s and others’ commitments to a robust external world are difficult to justify on their own principles.
  • Berkeley’s immaterialism removes matter but still relies on a God‑centered metaphysics to secure stability.

Hume pushed further by questioning the justification of induction and the idea of necessary connection in causation, suggesting that fundamental scientific and everyday beliefs rest on habit, not reason.

Self, Substance, and Identity

Empiricist analysis of ideas led to challenges for traditional notions of substance and self:

  • Locke’s memory‑based account of personal identity raised puzzles about responsibility and transitivity of identity.
  • Hume’s bundle theory appeared to dissolve the self into a stream of perceptions.

Some contemporaries and successors saw these as reductio consequences of the empiricist starting point.

Moral and Religious Normativity

Sentimentalist ethics and probabilistic approaches to religion prompted questions about the objectivity and binding force of moral and religious claims:

  • If moral distinctions derive from sentiment, can they be more than expressions of feeling?
  • If religious belief is based on probable testimony and not demonstrative proof, what becomes of firm doctrinal commitment?

Hume’s critique of miracles and natural religion intensified these concerns, suggesting that traditional natural theology lacks adequate empirical or rational support.

Responses from Within and Without

Responses came from several directions:

  • Berkeley sought to show that a consistent empiricism leads to immaterialism and a robust theism, not skepticism.
  • Reid and the Scottish common sense school argued that the skeptical consequences stem from mistaken assumptions (e.g., the way of ideas) and that common sense principles underwrite trust in perception and causation.
  • Theological rationalists and later Kant developed alternative accounts of reason’s role in grounding metaphysics, morality, and religion.

The “Humean challenge” thus crystallized perceived weaknesses in empiricist accounts of knowledge, selfhood, and normativity, prompting both revisions within the movement and major new philosophical projects beyond it.

17. Transition to Kant and German Idealism

The perceived limitations of British Empiricism, especially in Hume’s form, played a central role in the emergence of Kant’s critical philosophy and, subsequently, German Idealism.

Kant’s Engagement with Empiricism

Kant credited Hume with awakening him from his “dogmatic slumber,” particularly through Hume’s treatment of causation and induction. From Kant’s perspective:

  • Empiricism correctly insists that knowledge begins with experience, but it mistakenly infers that all knowledge is derived from experience.
  • Hume’s skepticism reveals that empirical regularities alone cannot explain our sense of necessary connection or the universality of scientific laws.

Kant’s response in the Critique of Pure Reason was to posit a priori forms and categories (space, time, causality, substance, etc.) as conditions of the possibility of experience. This approach aimed to preserve the empirical content of science while grounding its necessity and universality in the mind’s active contribution.

From Critical Philosophy to Idealism

Later German Idealists (Fichte, Schelling, Hegel) developed Kant’s insights into more expansive systems, often:

  • Emphasizing the self‑positing I or spirit as the ultimate ground of knowledge and reality.
  • Criticizing both empiricism and pre‑critical rationalism as failing to adequately account for the unity of subject and object.

From this vantage point, British Empiricism was sometimes portrayed as a one‑sided focus on sensory content, lacking an account of the structures that make experience intelligible.

Ongoing Influence and Dialogue

The transition was not a clean break. German thinkers engaged extensively with:

  • Locke’s discussions of ideas and personal identity.
  • Berkeley’s immaterialism, which some saw as a precursor to idealist themes.
  • Hume’s skepticism and naturalism, which continued to pose challenges to any claim of necessary knowledge.

Historians note that Kant and the Idealists selectively appropriated and reinterpreted empiricist arguments, contributing to the later codification of an “empiricism vs. rationalism” narrative. At the same time, British and Scottish thought continued along empiricist and common‑sense lines, creating parallel trajectories rather than a simple succession.

18. Legacy and Historical Significance

British Empiricism left a wide‑ranging legacy in philosophy, science, and intellectual culture.

Epistemology and Philosophy of Mind

The empiricist focus on experience, ideas, and cognitive limits helped establish epistemology and philosophy of mind as central philosophical disciplines. Later analytic philosophy, especially in its early 20th‑century forms, drew on empiricist themes:

  • Logical positivism’s verificationism echoed empiricist demands for experiential grounding.
  • Debates about sense‑data, perception, and phenomenalism reworked early modern questions about ideas and representation.

Science and Method

Empiricist respect for observation, experiment, and induction contributed to the cultural prestige of scientific method. While subsequent philosophy of science has challenged simple inductivist models, empiricist concerns about evidence, theory‑ladenness, and confirmation remain central.

Ethics, Politics, and Social Thought

Empiricist and sentimentalist approaches shaped later utilitarianism (e.g., Bentham, Mill), with their emphasis on pleasure, pain, and observable consequences. The analysis of sympathy, interest, and moral sentiments influenced social psychology, economics (e.g., Adam Smith), and political theory, including liberal and contractarian traditions associated with Locke.

Religion and Secularization

Empiricist critiques of miracles and natural theology, alongside probabilistic understandings of religious belief, contributed to longer‑term processes of secularization and to more modest, experience‑based theologies. They also provided tools for both defenders and critics of religious belief in later centuries.

Historiographical Significance

Modern historians view British Empiricism as:

  • A diverse set of projects rather than a monolithic school.
  • Deeply entangled with experimental philosophy, religious debate, and political change in the early modern period.
  • A crucial interlocutor for Kant and German Idealism, helping to define subsequent philosophical problems and movements.

Despite revisions to the traditional empiricism–rationalism narrative, British Empiricism remains a central reference point for understanding how modern philosophy came to focus on experience, the mind, and the conditions and limits of human knowledge.

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APA Style (7th Edition)

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BibTeX
@online{philopedia_british_empiricism,
  title = {British Empiricism},
  author = {Philopedia},
  year = {2025},
  url = {https://philopedia.com/periods/british-empiricism/},
  urldate = {December 10, 2025}
}

Study Guide

Key Concepts

Empiricism

The view that all significant knowledge about the world originates in sensory experience and reflection on it, rather than in innate ideas or pure reason.

Idea (Lockean sense)

For Locke and many British empiricists, any object of the mind in thinking, including sensations, images, concepts, and reflections on one’s own operations.

Primary and Secondary Qualities

Locke’s distinction between properties like size, shape, and motion (primary) that belong to objects themselves and powers like color, taste, and sound (secondary) that exist only as sensations in perceivers.

Tabula Rasa

The metaphor of the mind as a “blank slate” at birth, used to deny innate ideas and stress that experience writes all its contents.

Induction and Causal Necessity

Induction is reasoning from particular observations to general laws or regularities; causal necessity (necessary connection) is the supposed binding force that makes causes produce their effects.

Immaterialism

Berkeley’s doctrine that material substance does not exist and that reality consists only of minds and their ideas, with sensible objects being collections of perceived ideas.

Bundle Theory of the Self

Hume’s view that the self is not a single persistent substance but a bundle or collection of changing perceptions held together by relations like resemblance and causation.

Moral Sense Theory and Common Sense Philosophy

Moral sense theory holds that humans possess a special sense or sentiment that immediately perceives moral qualities; Scottish common sense philosophy appeals to self-evident principles of common sense to justify basic beliefs about the world and ourselves.

Discussion Questions
Q1

In what ways does Locke’s rejection of innate ideas reshape the project of philosophy in the late 17th century, and how does this shift help explain the move toward psychology and epistemology as starting points?

Q2

How does Berkeley’s immaterialism attempt to solve problems generated by Locke’s distinction between primary and secondary qualities and the ‘way of ideas’?

Q3

Explain Hume’s problem of induction. Why does he think we cannot rationally justify the assumption that the future will resemble the past, and what implications does this have for scientific knowledge?

Q4

Compare Locke’s and Hume’s accounts of personal identity. How do their views reflect broader empiricist commitments, and what puzzles do they create about moral and legal responsibility?

Q5

To what extent can a sentimentalist, empiricist account of morality (e.g., Hume, Hutcheson, Smith) provide objective standards of right and wrong, or does it collapse into relativism?

Q6

Why did Scottish common sense philosophers like Reid reject the ‘way of ideas,’ and how does their appeal to common sense aim to answer Humean skepticism?

Q7

How did Hume’s critique of miracles and natural religion change the terms of debate about the rationality of religious belief in the 18th century?