A child and adolescent clinical psychologist, forensic psychologist, and attorney. Carol Diener received her Ph.D. (1979) in clinical psychology, as well as a J.D. in law (1997), from the University of Illinois, where she served as a faculty member in clinical psychology for 26 years. She has worked in areas of forensic psychology such as delinquency and child custody. She also headed a mental health worker training program at the University of Illinois, in which undergraduate students provided diverse mental health services. Dr. Diener’s clinical experience is broad, and includes work with veterans, children, and juvenile delinquents. Her masters and dissertation are highly-cited studies on a mastery orientation versus learned helplessness in children. Dr. Diener’s research experience also includes attributional style and learned helplessness, abuse and neglect, teen court, and at-risk adolescents. She lends considerable expertise to the team in terms of positive and clinical psychological interventions.