Biographical note

David R. Shaffer is a Professor and Undergraduate Coordinator of Psychology at the University of Georgia, where he focuses on the Social and Life-Span Developmental Psychology Programs. He has been teaching courses in human development to graduate and undergraduate students for nearly 30 years. His many research articles have concerned such topics as altruism, attitudes and persuasion, moral development, sex roles and social behavior, self-disclosure, and social psychology and the law. He has also served as associate editor for the Journal of Personality and Social Psychology, Personality and Social Psychology Bulletin, and Journal of Personality. Katherine Kipp, Ph.D., is Professor of Developmental Psychology at Gainesville State University. Dr. Kipp was formerly Associate Professor of Psychology at the University of Georgia, where she focused on the Life-Span Developmental and Cognitive/Experimental Psychology Programs, and where she received numerous teaching and mentoring awards and fellowships. An active researcher, her interests include cognitive inhibition in children, children's memory, attention deficit hyperactivity disorder, and giftedness in children. She is a member of the Society for Research in Child Development, Cognitive Development Society, American Psychological Association, American Psychological Society, Society for Teaching in Psychology, and Psychonomics Society.