The purpose of this study was to analyze the developmental trajectory of Korean adolescents' multicultural receptivity with a latent growth model. The study was performed using the data of 5,943 students (2,918 boys and 3,025 girls) who sincerely responded to all the questions used as variables in the data in the 2nd, 4th, and 6th years of the…

Antisocial peer behavior and low parental knowledge of adolescents' activities are key interpersonal risk factors for adolescent substance use. However, how the magnitude of associations between these risk factors and substance use may vary across adolescence remains less well understood. The present study examined the age-varying associations of…

Although family-school engagement is important across child and adolescent development, most research, programs, and policies have focused primarily on elementary students and contexts. The current study extends beyond elementary settings by exploring the unique and shared contributions of developmental context on family-school engagement (i.e.,…

Although family-school engagement is important across child and adolescent development, most research, programs, and policies have focused primarily on elementary students and contexts. The current study extends beyond elementary settings by exploring the unique and shared contributions of developmental context on family-school engagement (i.e.,…

In this study, we tested two competing explanations of the previously established link between early female puberty and sexual harassment in early adolescence. The sample included 680 seventh-grade Swedish girls (M[subscript age] = 13.40, SD = 0.53). Findings revealed that looking more sexually mature and being sexually active mediated the link…

We sought to identify which kindergarten children are simultaneously at risk of moderate or severe symptomatology in both attention-deficit/hyperactivity disorder (ADHD) and conduct disorder (CD) as adolescents. These risk factor estimates have not been previously available. We conducted multinomial logistic regression analyses of multiinformant…

Background: Protective factors associated with positive youth development predict health and education outcomes. This study explored trends in these protective factors and in physical activity among low-income students, and determined the impact of a school-based youth development program on these trends. Methods: This study used a…

Using data from Grades 5, 6, and 7 of the 4-H Study of Positive Youth Development (PYD), the role of intentional self-regulation in the positive development of young adolescents was examined through use of the Selection, Optimization, and Compensation (SOC) measure. Consistent with Gestsdóttir and Lerner (2007), results of confirmatory factor…