Jeffry A. Simpson, PhD, is Professor of Psychology at the University of Minnesota. Formerly, he was Professor of Psychology at Texas A& M University. Dr. Simpson received his doctorate in psychology from the University of Minnesota in 1986. His research focuses on interpersonal relationships, evolution and social behavior, and social influence, and he serves as Associate Editor for the [i]Journal of Personality and Social Psychology[/i]. W. Steven Rholes, PhD, is Professor and Head of the Department of Psychology at Texas A& M University. He has conducted research programs in socia...