Jean talks about the epidemic of narcissism in America and its roots.

Jean M. Twenge, Ph.D. is Professor of Psychology at San Diego State University and the author of more than 90 scientific journal articles and book chapters. She received a BA in sociology and psychology and an MA in social sciences from the University of Chicago in 1993 and a Ph.D. in personality psychology from the University of Michigan, Ann Arbor, in 1998. She then completed a postdoc in social psychology at Case Western Reserve University.