The present study aimed to test if perceived pubertal timing was related to marijuana and alcohol use through deviant peer affiliation. Additionally, we examined if the deviant peer pathway was moderated by impulsiveness, gender, or both. Data were collected from 342 youth, most of whom had a family history of substance use disorder. Youth…

This study tested an empirical model of the relationship between "Personal Positive Youth Development" (PPYD) and two contextual factors: "Positive Parenting" (PP), and "Perception of the Climate and Functioning of the School" (PcfS). The hypothesis tested was that a positive relationship with parents and a positive…

This study using PROSPER data (N = 977, age 11.5-age 15) investigated the longitudinal within-family associations between parent reported parental monitoring and adolescent aggression. Importantly, this study is the first one to examine parent gender and adolescent gender differences on these within-family associations. Results differed between…

Students' sense of belonging presents an essential resource for academic and health outcomes, whereas social exclusion at school negatively impacts students' well-being and academic performance. Aiming to understand how feelings of school-related belonging and exclusion shape the "structural" brain development, this study applied…

The article reveals the theoretical and practical aspects of the interrelation of social creativity, the demonstration of leadership skills and personal agency of adolescents included in a socially enriched environment of additional education. The methods of studying the development of adolescents' personal agency are described, which make it…

Background: Adolescents are required to take increased responsibility for their health. Although health literacy is implicated in adults' health decision-making and health behaviors, little is known about adolescents' health literacy and its relationship to their health behaviors. Furthermore, adolescent health literacy research overlooks…

Current theories of loneliness posit that biases in social information processing play a key role in the development and maintenance of loneliness. However, this assumption has rarely been tested in longitudinal research in adolescence. The current study concentrated on two constructs associated with such biases, that is, fear of negative…

The purpose of this research was to examine the associations between self-esteem, perceived social competence, ostracism and loneliness among adolescent students. For the investigation of self-esteem and perceived social competence as key developmental constructs concerning negative experiences such as ostracism and loneliness, it is important to…

The risk of delinquent to antisocial behaviors among youth (teenagers) seem to be more prevalent in group homes than other foster homes. The aim of this study was to examine the association between negative peer influence and youth antisocial behaviors in group homes. Participants were 875 youth aged 10 to 17 at baseline (2010-2011). Logistic…

We investigated whether daily experiences of conflict with family and peers were associated with fluctuations in diurnal cortisol, and whether sleep buffers the associations between conflict and diurnal cortisol. A racially diverse sample of 370 adolescents (ages 11-18; 57.3% female) provided daily diaries for 5 days and saliva samples for 4 days.…

Urban adolescents experience high rates of exposure to community violence, which is associated with sleep problems. However, less is known about the prospective relationships between community violence exposure and sleep problems across adolescence. This study investigated reciprocal relationships between community violence exposure and sleep…

Despite its implications for positive youth development, factors and processes that promote civic engagement are critically understudied, particularly among Muslim American adolescents for whom opportunities for civic engagement could be hindered by Islamophobia and hate crimes. Prior work has proposed that parents can strengthen adolescents'…

With the onset of the COVID-19 pandemic, outdoor spaces remained one of the few places for youth recreation. Outdoor recreation and sport have been associated with positive youth development (PYD) prior to the pandemic, so we sought to test these relationships during the pandemic, accounting for self-efficacy and demographic factors that may be…

Youth today spend a tremendous amount of time with digital media. The purpose of the present study was to estimate developmental associations between screen media use between the ages of 15 and 17 and corresponding changes in prosocial behavior. Participants (N = 1,509) were part of the Quebec Longitudinal Study of Child Development, a…

Cultural background can influence cognition, including executive functions (EFs), abilities that encompass skills responsible for self-regulation of thoughts and behavior. The seminal unity and diversity model of EFs proposes the existence, in adulthood, of at least three correlated but separable EF latent (shared variance in more than one…