Adolescence has been identified as a period when appreciable gender differences begin to occur in the nature and frequency of depressive symptoms. Following puberty there is a sharp increase in the frequency of depression among girls and an apparent decrease in the frequency of depression in boys. The Block and Block longitudinally-followed sample…

This paper examines the conceptual and empirical relationships differentially associated with antisocial behavior and undercontrol, two concepts that frequently are confused. The personality characteristics conceptually associated with antisocial behavior were specified by seven psychologists using the California Child Q-sort (CCQ) to describe…

Investigates the relation between psychological characteristics and drug use in subjects studied longitudinally, from preschool through age 18. Psychological differences between frequent drug users, experimenters, and abstainers could be traced to the earliest years of childhood and related to the quality of parenting received. Discusses how…