William D. Crano (PhD., Northwestern University) is Professor of Psychology at Claremont Graduate University. He has served as the Program Director in Social Psychology for the National Science Foundation, as Liaison Scientist for the Office of Naval Research, London, as NATO Senior Scientist, University of Southampton, and was a Fulbright Fellow to the Federal University-Rio Grande do SUI, Port0 Alegre, Brazil. He was founderldirector of the Center for Evaluation and Assessment, Michigan State University, and directed the Public Policy Resources Laboratory of Texas A&M University. Crano has written 10 books, more than 20 book chapters, and more than 200 scholarly articles and scientific presentations. He is the past president of the Society for Experimental Social Psychology, and is a Fellow of the American Psychological Association, the American Psychological Society, and the Society for Personality and Social Psychology.
Michael Burgoon (PhD., Michigan State University) is the Head, Communication Research Section, Cancer Prevention and Control Program, in the University of Arizona's Cancer Center. He is Professor of Medicine, Public Health, Family and Community Medicine, and Communication at the University of Arizona. Dr. Burgoon founded the communication outreach section of the Arizona Cancer Center, and serves as its director. He has written extensively on persuasion in general, and on prevention and health relevant communication in particular. He is a Fellow of the International Communication Association, and a member of the Society for Experimental Social Psychology.