How to make sense of the divergence between philosophers’ quest for a single morality and social scientists’ assumption that there are multiple moralities When we speak of morals, what are we speaking of? Is morality singular (as many philosophers tend to assume, even if they don’t agree on what it is) or are there multiple moralities (which social scientists, notably anthropologists, study)? In The Diversity of Morals, Steven Lukes brings together these differing perspectives. Drawing on philosophy, sociology, social anthropology, psychology, and political theory, Lukes considers what the moral domain includes and what it excludes; how what is moral differs from what is conventional or customary in different contexts; whether morality is unified or a series of fragments; and, if there is a diversity of morals, what that diversity consists of. Lukes looks both ways—toward philosophers’ quest for a single best answer to the question of morality and toward sociologists’ and