Joshua D. Greene is the John and Ruth Hazel Professor of the Social Sciences and the director of the Moral Cognition Lab in the Department of Psychology, Harvard University. He studies the psychology and neuroscience of morality, focusing on the interplay between emotion and reasoning in moral judgment. His broader interests cluster around the intersection of philosophy, psychology, and neuroscience. Greene’s publications have appeared in Science, Nature, and the Proceedings of the National Academy of Sciences USA. His research has been supported by the National Science Foundation, the National Institutes of Health, and the MacArthur Foundation. In 2012 he was awarded the Stanton Prize by the Society for Philosophy and Psychology, and in 2013 he received Harvard’s Roslyn Abramson Award for teaching. He is the author of the forthcoming book Moral Tribes: Emotion, Reason, and the Gap Between Us and Them (The Penguin Press, Fall 2013).