Three-year longitudinal and concurrent associations of leadership with overt aggression, exclusion of others, effortful control (EC), popularity, unpopularity, prosocial behavior, and academic achievement were assessed in this study of Indonesian adolescents. Participants were initially assessed in the 10th grade (n = 462, 256 girls; M[subscript…

Online exchange of sexual content ("sexting") is associated with potentially negative consequences, especially for girls. We investigated possible associations between family functioning and girls' sexting. Italian teenage girls (N = 250; M[subscript age] = 16.36 years; SD[subscript age] = 1.88) completed online surveys that evaluated…

Effortful control and intentional self-regulation are two constructs associated with children's and adolescent self-regulation that have historically been the subject of research in separate fields, where temperament research has primarily focused on effortful control, and positive development research has focused on intentional self-regulation.…

We evaluated whether narrating anger-provoking events promoted learning from those events, as compared with other responses to anger, and whether the effectiveness of narrative depended on age. In addition, we tested relations between anger reduction and learning and, in a subset of participants, between narrative quality and learning. A sample of…

There has been significant interest in examining the developmental factors that predispose individuals to chronic criminal offending. This body of research has identified some social-environmental risk factors as potentially important. At the same time, the research producing these results has generally failed to employ genetically sensitive…