Myles Burnyeat on Plato
Martha Nussbaum on Aristotle
Anthony Kenny on Medieval Philosophy
Bernard Williams on Descartes
Anthony Quinton on Spinoza and Leibniz
Michael Ayres on Locke and Berkeley
John Passmore on Hume
Geoffrey Warnock on Kant
Peter Singer on Hegel and Marx
Frederick Copleston on Schopenhauer
J. P. Stern on Nietzsche
Hubert Dreyfus on Husserl, Heidegger and Modern Existentialism
Sidney Morgenbesser on The American Pragmatists
A. J. Ayer on Frege, Russell and Modern Logic
John Searle on Wittgenstein