Louis Penner is a social psychologist, formerly at The University of South Florida and now at Wayne State University as a member of the Center for Communication and Behavioral Oncology at the Karmanos Cancer Institute. He also has an adjunct appointment at The Institute for Social Research at The University of Michigan, Ann Arbor.
Alison Clarke-Stewart is Professor of Psychology and Social Behavior and Associate Dean of Research at the University of California, Irvine.