Preface. Introduction by James Rachels. Part I (1901-1930). The Subject Matter of Ethics, G.E. Moore. The Meaning of Good and Bad, Bertrand Russell. Does Moral Philosophy Rest on a Mistake?, H.A. Prichard. Hypostatic Ethics, George Santanyana. Value as Any Object of Any Interest, R.B. Perry. The Construction of Good, John Dewey. A Lecture on Ethics, Ludwig Wittgenstein. What Makes Right Acts Right?, W. D. Ross. Part II (1931-1950). A Critique of Ethics, A.J. Ayer. The Emotive Meaning of Ethical Terms, C.L. Stevenson. The Naturalistic Fallacy, W.K. Frankena. The Nature of Ethical Diagreement, C.L.… Stevenson. A Refutation of Morals, John Mackie. The Definition of Good, A.C. Ewing. Fallacies in Moral Philosophy, Stuart Hampshire. Egoism as a Theory of Human Emotives, C.D. Broad. The New Subjectivism in Ethics, Brand Blanshard. Ethical Intuitionism, P.F. Strawson. The Logic of Moral Reasoning, Stephen Toulmin. Ultimate Principles and Ethical Egoism, Brian Medlin. Part III (1951-1970). Outline of a Decision Procedure for Ethics, John Rawls. Ethical Absolutism and the Ideal Observer, Roderick Firth. Good Reasons, Kurt Baier. Good, P.H. Nowell-Smith. The Rational Imperatives, C.I. Lewis. Two Concepts of Rules, John Rawls. Moral Perplexity, W.D. Falk. Good and Evil, P.T. Geach. Extreme and Restricted Utilitarianism, J.J.C. Smart. Saints and Heroes, J.O. Urmson. Justice as Fairness, John Rawls. Modern Moral Philosophy, G.E.M. Anscombe. Moral Beliefs, Philippa Foot. What If Everyone Did That?, Colin Strang. A Moral Argument, R.M. Hare. G.E. Moore on the Naturalistic Fallacy, Casimir Lewey. How to Derive "Ought" from "Is,"John Searle. Some Merits of One Form of Rule-Utilitarianism, R.B. Brandt. Morality and Advantage, David Gauthier. Part IV (1971-1993). Morality as a System of Hypothetical Imperatives, Philippa Foot. A Critique of Utilitarianism, Bernard Williams. Later Selves and Moral Principles, Derek Parfit. The Experience Machine, Robert Nozick. The "Is-Ought" Problem Resolved, Alan Gewirth. Moral Relativism Defended, Gilbert Harman. The Schizophrenia of Modern Ethical Theories, Michael Stocker. Truth, Invention, and the Meaning of Life, David Wiggins. Moral Luck, Thomas Nagel. On the Nature of Moral Values, W.V.O. Quine. Virtues and Vices, Philippa Foot. Moral Dilemmas and Consistency, Ruth Barcan Marcus. The Nature of the Virtues, Alasdair MadIntyre. Persons, Character, and Morality, Bernard Williams. Contractualism and Utilitarianism, T.M. Scanlon. Value, Thomas Nagel. Morality's Demands and Their Limits, Samuel Scheffler. Moral Realism, Peter Railton. Why Contractarianism?, David Gauthier. Goodness and Utilitarianism, Judith Jarvis Thomson.