Should the research on moral psychology be interpreted as suggesting new approaches for improving, or perhaps enhancing, moral intuitions, attitudes, judgments, and behavior or for reforming social institutions? Can we create more effective educational tools for improving moral development? For the last century psychiatry has attempted to medicalize moral failings - lack of self-control, addiction, anger, impatience, fear. But what of engineering ourselves to higher states of virtue? If the enhancement of morality is possible, which virtues or cognitive capabilities will it be safe to enhance and how? What might be the unanticipated side effects of attempts to enhance moral behavior?