When searching by philosopher, the results will include both works authored by the chosen philosopher, as well as works about that philosopher's life or ideas.
Abelard, Peter Adorno, Theodor Althusser, Louis Anaxagoras Anaximander Anaximenes Anselm of Canterbury Aquinas, Thomas Aristotle Arnauld, Antoine Augustine of Hippo Aurelius, Marcus Averroes Avicenna Bacon, Francis Bakunin, Mikhael Bastiat, Frederic Baudrillard, Jean Bayle, Pierre Beauvoir, Simone de Beccaria, Cesare Bentham, Jeremy Bergmann, Gustav Berkeley, George Berlin, Isaiah Boethius, Anicius Manlius Severinus Bolingbroke, Henry St. John Boole, George Bradley, Francis Herbert Broad, Charles Dunbar Burke, Edmund Butler, Joseph Carnap, Rudolf Cassirer, Ernst Chomsky, Noam Church, Alonzo Cicero, Marcus Tullius Comte, August Condorcet, Marquis de Confucius Conway, Anne Finche Croce, Benedetto Deleuze, Gilles Derrida, Jacques Descartes, Rene Dewey, John Diderot, Denis Dilthey, Wilhelm DuBois, W.E.B. Duns Scotus, John Durkheim, Emile Meister Eckhart Emerson, Ralph Waldo Empedocles Empiricus, Sextus Engels, Friedrich Epictetus Epicurus Erasmus, Desiderius Farabi, al- Feuerbach, Ludwig Fichte, Johann Gottlieb Frege, Gottlob Galilei, Galileo Gettier, Edmund Godel, Kurt Godwin, William Goldman, Emma Goodman, Nelson Grotius, Hugo Habermas, Jurgen Hamilton, William Hayek, Friedrich Hegel, G.W.F. Heidegger, Martin Hempel, Carl Gustav Heraclitus Herder, Johann Gottfried von Hobbes, Thomas Holbach, Paul-Henri Thiry, Baron d' Hume, David Husserl, Edmund James, William Jaspers, Karl Kant, Immanuel Kierkegaard, Soren Kropotkin, Peter Kuhn, Thomas Lao Tzu Leibniz, Gottfried Wilhelm Levinas, Emmanuel Locke, John Lucretius Machiavelli, Niccolo Maimonides, Moses Malebranche, Nicolas Maritain, Jacques Marx, Karl Masham, Damaris Cudworth McTaggart, John Mead, George Herbert Melissus of Samos Merleau-Ponty, Maurice Mill, John Stuart Montaigne, Michel de Montesquieu, Charles-Louis de Secondat, Baron de Moore, G.E. More, Thomas Newton, Isaac Nietzsche, Friedrich Nozick, Robert Ockham, William of Paine, Thomas Parmenides Pascal, Blaise Peirce, Charles Sanders Plato Plotinus Poincare, Henri Popper, Karl Porphyry Pufendorf, Samuel von Putnam, Hilary Pythagoras Quine, W.V.O. Rawls, John Reichenbach, Hans Reid, Thomas Rorty, Richard Rosmini, Antonio Rousseau, Jean-Jacques Russell, Bertrand Saint-Simon, Claude Henry Santayana, George Sartre, Jean-Paul Schelling, Friedrich Schlick, Moritz Schopenhauer, Arthur Sellars, Wilfrid Shestov, Lev Sidgwick, Henry Sidney, Algernon Smith, Adam Spencer, Herbert Spinoza, Baruch Steiner, Rudolph Stirling, James Hutchison Stirner, Max Tarski, Alfred Thales Thoreau, Henry David Voltaire Weber, Max Whitehead, Alfred North Wittgenstein, Ludwig Wollstonecraft, Mary Xenophanes Xenophon Zubiri, Xavier   

When searching by keyword, you will get more results if you use a title word or phrase and not an entire title. For example, just type Medi or Meditations instead of the full title Meditations on First Philosophy, and you will get better results.