DAVID R. ROSKOS-EWOLDSEN (Ph.D. Indiana University) is a professor in the School of Communication at The Ohio State University. Prior to joining the faculty at OSU in January, 2009, he was a professor in the Department of Psychology at the University of Alabama. Dr. Roskos-Ewoldsen’s research interests focus on media psychology, attitudes, social influence and health communication. He co-founded the journal Media Psychology with Dr.