Bernd Wittenbrink, PhD, is Professor of Behavioral Science in the Graduate School of Business and a member of the Center for Decision Research at the University of Chicago. His research concerns the role that stereotypes and group attitudes play in social judgment and behavior. Dr. Wittenbrink’s work has been published in, among others, the Journal of Personality and Social Psychology, the Journal of Experimental Social Psychology, and the Personality and Social Psychology Bulletin. He serves as Associate Editor for the premier journal in the field, the Journal of Personality and Social Psychology.

• Author's website

Norbert Schwarz, DrPhil, is Provost Professor in the Department of Psychology and Marshall School of Business at the University of Southern California. His research interests focus on human judgment and cognition. Dr. Schwarz is a Fellow of the American Academy of Arts and Sciences, the Association for Psychological Science, and the Society for Personality and Social Psychology. His publications include 20 books and more than 200 journal articles and chapters..