|About the Author
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. She lives with her husband and daughters in San Diego, and enjoys swimming, reading, sitting in the sun, or reading and sitting in the sun -- though usually not swimming while reading and sitting in the sun.