Anthony Appiah is professor of philosophy and law at New York University. His scholarship spans African and African American intellectual history and literary studies, ethics, and the philosophy of mind and language. His major current work concerns the social and psychological presuppositions of democracy, the questioning of method in arriving at knowledge about values, and the connection between theory and practice in moral life. He is working on the roles of idealization and ideals in psychology, ethics, and politics. Appiah’s books include Lines of Descent: W. E. B. Du Bois and the Emergence of Identity, Cosmopolitanism: Ethics in a World of Strangers, and In My Father’s House: Africa in the Philosophy of Culture. For further information, see http://appiah.net/biography/.