Ancient/Classical
Pre-socratics
Socrates
Plato
Internet Encyclopedia of Philosophy
Internet Encyclopedia of Philosophy - Political Philosophy
Aristotle
Stanford Encyclopedia - Metaphysics
Internet Encyclopedia of Philosophy - Metaphysics
Internet Encyclopedia of Philosophy - Politics
Stanford Encyclopedia - Ethics
Stanford Encyclopedia - Psychology
Medieval
Augustine
Internet Encyclopedia of Philosophy
Stanford Encyclopedia - Theory of Divine Illumination
Thomas Aquinas
Stanford Encyclopedia - Life and Works
Internet Encyclopedia of Philosophy - Overview
Early Modern
Descartes
Internet Encyclopedia of Philosophy - Overview
Stanford Encyclopedia - Life and Works
Stanford Encyclopedia - Epistemology
Internet Encyclopedia of Philosophy - Mind/Body Distinction
Stanford Encyclopedia - Cartesian Ontological Argument
George Berkeley
Internet Encyclopedia - Overview
Stanford Encyclopedia - Overview
Locke
Internet Encylopedia of Philosophy - Overview
Stanford Encyclopedia - Political Views
Internet Encyclopedia of Philosophy - Political Philosophy
Stanford Encyclopedia - Immateriality of the Soul & Personal Identity
Stanford Encyclopedia - Locke’s Influence
Hume
Internet Encyclopedia of Philosophy - Overview
Stanford Encyclopedia - Religion
Internet Encyclopedia of Philosophy - On Religion
Internet Encyclopedia of Philosophy - Metaphysics & Epistemology
Internet Encyclopedia of Philosophy - Essays, Moral, Political & Literary
Internet Encyclopedia of Philosophy - Moral Theory
Stanford Encyclopedia -Moral Philosophy
Stanford Encyclopedia - Free Will
Stanford Encyclopedia - Aesthetics
Kant
Internet Encyclopedia of Philosophy - Metaphysics
Stanford Encyclopedia - Critique of Metaphysics
Stanford Encyclopedia - Account of Reason
Internet Encyclopedia of Philosophy - Theory of Aesthetics & Teleology
Stanford Encyclopedia - Philosophy or Religion
Stanford Encyclopedia - View of the Mind & Consciousness of Self
Stanford Encyclopedia - Philosophy of Science
Stanford Encyclopedia - Moral Philosophy
Other Resources on Kant’s Moral & Ethical Views