philosophy in the past ten years has examined the implications of empirical results in social psychology for the existence and nature of character traits. Gilbert Harman and John Doris in particular have argued that these results give us good reason to reject the existence of character traits as traditionally understood, while philosophers sympathetic to Aristote-lian notions of character and virtue have attempted to carve out an important explanatory role for them to play in the lives of at least some human beings.1 Given the extensive array of traditional character traits and the thousands of experiments in social psychology which could potentially bear on their exist-ence, it is not surprising that, in order to focus the discussion, both...