Jeffry A. Simpson, Ph.D., is a Distinguished University Teaching Professor in the Department of Psychology at the University of Minnesota, where he directs the Doctoral Minor in Interpersonal Relationships. His research interests center on adult attachment processes, trust, human mating, social influence, and how early developmental experiences are related to adult health, relationship functioning, and parenting outcomes. He has been the editor of Personal Relationships (1998-2001) and the Journal of Personality and Social Psychology: Interpersonal Relations and Group Processes (2009-2014). Most recently, he has served as president of the International Association for Relationship Research and currently is the chair of the Department of Psychology at Minnesota.