Other authors: Aristotle (Contributor), Hugo A. Beadau (Contributor), Clive Bell (Contributor), Jeremy Bentham (Contributor), Jacob Bronowski (Contributor) — 58 more, Steven M. Cahn (Contributor), Ernst Cassirer (Contributor), Carlos Castaneda (Contributor), Reo M. Christenson (Contributor), Morris R. Cohen (Contributor), Thomas B. Colwell, Jr. (Contributor), Arthur Danto (Contributor), Simone de Beauvoir (Contributor), René Descartes (Contributor), Jacques Ellul (Contributor), A. S. Engel (Contributor), Herbert Feil (Contributor), Charles Fried (Contributor), Galileo (Contributor), Newton Garver (Contributor), R. M. Hare (Contributor), Carl G. Hempel (Contributor), John Hick (Contributor), Thomas Hobbes (Contributor), R. F. Holland (Contributor), Sidney Hook (Contributor), H. J. N. Horsburgh (Contributor), Immanuel Kant (Contributor), Abraham Kaplan (Contributor), Edward H. Madden (Contributor), Herbert Marcuse (Contributor), Karl Marx (Contributor), A. H. Maslow (Contributor), H. J. McCloskey (Contributor), Joseph C. McKenna (Contributor), Maurice Merleau-Ponty (Contributor), John Stuart Mill (Contributor), Milton K. Munitz (Contributor), Ernest Nagel (Contributor), Thomas Nagel (Contributor), Kai Nielsen (Contributor), Michael Novak (Contributor), Blaise Pascal (Contributor), John Plamenatz (Contributor), Nicholas Rescher (Contributor), Catherine Roberts (Contributor), Jean Jacques Rousseau (Contributor), Bertrand Russell (Contributor), Gilbert Ryle (Contributor), Jean-Paul Sartre (Contributor), Irwin Savodnik (Contributor), John R. Searle (Contributor), Ninian Smart (Contributor), Huston Smith (Contributor), John Somerville (Contributor), W. T. Stace (Contributor), Charles L. Stevenson (Contributor), T. D. Suzuki (Contributor), Richard Taylor (Contributor), Leo Tolstoy (Contributor), Michael Walzer (Contributor), Alfred North Whitehead (Contributor), Robert Paul Wolff (Contributor)