Patterns of nonsuicidal self-injury (NSSI) and their association with other psychological difficulties were studied in a community sample of young Swedish adolescents, by a two-wave longitudinal design with a 1-year interval. Hierarchical cluster analysis at T1 identified eight NSSI subgroups in each gender, of which five were clearly replicated…

Bullying and victimization occurring in adolescence can have a long-lasting negative impact into adulthood. This study investigates whether conduct problems (CP) and dimensions of psychopathy predict the developmental course of bullying and victimization from ages 12 to 14 among 1,416 Greek-Cypriot adolescents. Results indicate that initial levels…

The relations among effortful control, ego resiliency, socialization, and social functioning were examined with a sample of 182 French adolescents (14-20 years old). Adolescents, their parents, and/or teachers completed questionnaires on these constructs. Effortful control and ego resiliency were correlated with adolescents' social functioning,…

We investigate parenting characteristics and adolescent peer support as potential moderators of the effects of childhood exposure to intimate partner violence (IPV) on adolescent outcomes. Lehigh Longitudinal Study (N = 416) data include parent and adolescent reports of childhood IPV exposure. Exposure to IPV predicted nearly all adverse outcomes…

Hypothesized that parenting exhibits either a compensatory or buffering effect on age-related increases in adolescent internalizing and externalizing problems. Collected data for five years from mothers, fathers, and adolescent children. Found significant gender differences in growth trajectories of externalizing and internalizing problems.…

This longitudinal study extended work from Wiesner and Windle (2004) by examining young adult outcomes (i.e., alcohol and illicit drug use, depression) of middle-adolescent trajectories of delinquent behavior for a community sample of 724 young women and men (at average ages 23.8 years). Each domain of young adult adjustment problems was assessed…

Examined relations between U.S., Korean, and Chinese adolescents' misconduct and their perceptions of others' behavior and attitudes toward youth misconduct. Found that U.S. youths engaged in more misconduct than other groups. Perceived behavior and sanctions of close friends were strongest predictors of misconduct in all cultures. Found unique…

Investigated relation between pubertal timing and alcohol use among junior high school students in Norway who were followed up 2 years later. Found that early timing of puberty correlated with number of intoxication incidents and number of units consumed on each occasion and, to a lesser degree, with frequency of alcohol use. Correlations were…