This book invites philosophers and their students to consider two of the most fundamental questions in moral and political philosophy: Why be moral? And, what does morality require? James P. Sterba presents his unique views on these topics. This is an essential text for all students and scholars of ethics and political philosophy.

PART I: A SKETCH OF AN ARGUMENT 1 From Rationality to Equality JAMES P. STERBA PART II: CRITIQUES OF THE ARGUMENT 2 Rationality and Morality in Sterba CHARLES W. MILLS 3 Reasons to Be Moral CANDACE A. VOGLER 4 Further Thoughts on the Moral Skeptic ANITA M. SUPERSON 5 The Justification of Morality RUSS SHAFER-LANDAU 6 Sterba's Vindication of Morality ALLAN F. GIBBARD 7 Egoism, Altruism, and Our Cooperative Social Order GERALD F. GAUS 8 Why Libertarianism Does Not Lead to Welfare and Equality TIBOR R. MACHAN PART III: RESPONSES TO THE CRITIQUES 9 Further Thoughts on Arguing from Rationality to Equality JAMES P. STERBA