Epistemology & Theory of Knowledge: A Learning Path

Certainty

Certainty is the state of being free from doubt. Explore its philosophical roots, from Descartes to Wittgenstein, and its practical role in our lives.

wisdom

Intellectual Humility

Intellectual humility is the recognition that our beliefs may be wrong. Explore its philosophical roots, its connection to virtue epistemology, and its practice.

wisdom

Justification

Justification is what turns true belief into knowledge. Explore its philosophical roots, from foundationalism to reliabilism, and its practical significance.

wisdom

Understanding

Understanding goes beyond knowing facts to grasping how things fit together. Explore its philosophical roots and why it matters for wisdom and inquiry.

wisdom

David Hume

Scottish philosopher whose empiricist investigation of knowledge, causation, and morality reshaped modern philosophy and provoked Kant's critical turn.

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Immanuel Kant

German philosopher whose critical philosophy revolutionized epistemology, ethics, and aesthetics through systematic accounts of reason, experience, and moral duty.

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John Locke

An introduction to John Locke as the founder of British empiricism and liberal political philosophy, whose theories of mind, rights, and government shaped the modern world.

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Karl Popper

Karl Popper (1902-1994) was an Austrian-British philosopher who transformed the philosophy of science through falsificationism and defended the open society against totalitarianism.

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Plato

An introduction to Plato's dialogues, philosophical method, and enduring investigations of justice, knowledge, education, and the good.

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René Descartes

French philosopher and mathematician whose method of systematic doubt established a new foundation for knowledge and inaugurated modern philosophy.

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Thomas Kuhn: Philosophy, Quotes & Legacy

Explore Thomas Kuhn's philosophy of science including paradigm shifts, normal science, and scientific revolutions that transformed how we understand knowledge.

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W.V.O. Quine: Philosophy, Quotes & Legacy

Explore W.V.O. Quine's philosophy, from the two dogmas of empiricism and ontological relativity to naturalized epistemology and his influential holistic view of knowledge.

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Empiricism

An introduction to empiricism as the philosophical tradition that grounds knowledge in sensory experience, from Locke and Berkeley through Hume to logical positivism.

philosophy

Epistemology

An introduction to epistemology as the philosophical study of knowledge, examining justification, belief, truth, skepticism, and the limits of human understanding from Descartes through contemporary debates.

philosophy

Rationalism

An introduction to rationalism as the philosophical tradition that privileges reason as the primary source of knowledge, from Descartes through Spinoza and Leibniz to Kant.

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Skepticism

Skepticism is a philosophical tradition that questions the possibility, scope, and justification of knowledge, challenging dogmatic claims through systematic doubt, suspension of judgment, and rigorous examination of the limits of human understanding.

philosophy

Cognitive Bias

An introduction to cognitive bias — the systematic deviations from rational judgment that shape belief and decision-making — from Bacon's idols of the mind to Kahneman and Tversky's heuristics and biases program.

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Critical Thinking

An introduction to critical thinking — the disciplined art of evaluating claims, arguments, and evidence — from Socratic questioning to contemporary applications in education, science, and public discourse.

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Knowledge & Truth

Explore how we know what is true — from Socratic inquiry and Platonic forms to modern epistemology, critical thinking, and the nature of reality.

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Logic

An introduction to logic as the systematic study of valid inference — from Aristotle's syllogism through modern formal logic and its philosophical foundations.

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Reasoning

An introduction to reasoning as the human capacity for drawing conclusions — deduction, induction, and abduction — from Aristotle's syllogism through Hume's problem of induction to modern theories of inference.

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Scientific Method

An introduction to the scientific method — the systematic practice of forming, testing, and revising empirical hypotheses — from Bacon's experimentalism and Newton's rules to Popper's falsificationism and Kuhn's account of paradigms.

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