David Buss, PhD, is a founding figure in the field of evolutionary psychology, and a professor at the University of Texas at Austin. His primary research focuses are on human mating strategies, conflict between the sexes, and the psychology of prestige, status, and reputation. He is the author of several books, among them “The Evolution of Desire: Strategies of Human Mating”, and “When Men Behave Badly: The Hidden Roots of Sexual Deception, Harassment, and Assault”. www.davidbuss.com