Christopher J. Ferguson, PhD, is a clinical psychologist and department chair of psychology at Stetson University in DeLand, Florida. He has done extensive research on the effects of media in realms ranging from video game and television violence to body image to advertising. He has also examined how methodological issues, researcher expectancies, questionable researcher practices, and societal pressures and incentives can create false positives in media psychology. Clinically, he has done extensive work with criminal justice populations including juvenile offenders, adult inmates, and child p...