This study explores the complex dynamics between cyber-ostracism, depression, and cyberbullying among 870 Chinese adolescents (50.9% boys, M[subscript age] = 13.03, SD = 0.76). Using a cross-lagged panel analysis, the results found: (1) bidirectional associations between cyber-ostracism and depression, with cyber-ostracism at Time 1(T1)…

Despite a growing body of evidence suggesting that establishing sporting repertoires during youth is intimately related to ongoing participation in sport, little is known about how such repertoires develop during the crucial early teenage years, when the sporting habits that provide a basis for sporting careers take shape. The aim of the study…

Suicidal ideation is a high risk factor for suicidal behavior in disadvantaged adolescents. This study aimed to reveal the potential mechanism underlying the influence of bullying victimization on suicidal ideation among boarding adolescents. A total of 2317 boarding adolescents from rural schools in Southwest China completed four questionnaires,…

Bullying in school has become a public health problem. Among the various bullying's risk factors, the vulnerabilities associated with socio-emotional skills stand out. The present study aims to explore the relationship between bullying, victimization, self-concept, and empathy; to test differences in victimization and bullying between boys and…

The heterogeneity in the developmental trajectories of math motivational beliefs (i.e., expectancies for success and subjective task value beliefs) was examined among Asian and Latinx male and female students from Southern California across Grades 8 through 10 (n = 2,710; 50% female; 85% Latinx; 15% Asian; M[subscript age] = 13.77). By conducting…

Youth with greater levels of narcissism face a wide array of difficulties in interactions with others. However, there exists a curious lack of research on their close relationships, such as friendships. In this study, we examined associations between narcissism and friendship features over time. Participants were 261 eighth and ninth graders (112…

The pervasiveness of racism in the U.S. and its negative relations with key development outcomes has led researchers to uncover mediators, of which this article argues efficacy should be considered. Self-efficacy, one's belief in their capability to accomplish a task or goal, can be measured in multiple domains of functioning and contexts to…

The association between the quality of teacher-student relationships and children's psychological adjustment has been mainly studied in Western countries; however, this research topic is gaining more interest in Eastern countries. Based on attachment theory and empirical evidence, this cross-sectional study examined the relationship between…

An emerging body of research documents a relationship between sleep quantity and delinquency during adolescence. Absent from this line of research, however, is an evaluation of whether the associations between sleep duration and different forms of delinquency vary across periods of adolescence and sex. The current study aimed to address this gap…

Many adolescents want to be popular. Popularity goals are associated with adolescents' relational and overt aggression and aggression has been linked to greater risk for victimization. The current study sought to examine if popularity goals may be linked to victimization through associations with aggression and if self-perceived popularity and…

Peer victimization is a common concern in adolescence that includes both relational (e.g., exclusion, rumor spreading) and overt (e.g., hitting, threatening) forms (Crick & Bigbee, 1998). Relational and overt peer victimization have shown to be differentially associated with depressive symptoms, with relational peer victimization showing a…

Drawing on a developmental psychopathology perspective and research documenting gender differences in social tasks and structures of friendships, this study uses longitudinal social network analysis (SNA) methods to (a) examine how fear of negative evaluation (FNE) and gender interact to shape friendship dynamics and (b) characterize their…

We investigated (1) grade differences in perceived stigma-based peer victimization (SBPV); (2) differences in perceived student and teacher/staff defending against types of SBPV; and (3) whether defending against SBPV affected student subjective wellbeing (SSWB) via anti-victimization school climate perceptions. Participants were 1124 US…

An earlier trial of a school-based, preventative intervention, HealthWise South Africa, demonstrated some efficacy in preventing adolescent drinking and smoking in the Western Cape, South Africa. This was followed by the current implementation trial, which examined how implementation support conditions influenced adolescent drinking and smoking…

Research has shown links between emotion regulation strategies and child mental health. However, it is not well known how the characteristics of children may moderate these links. The aim of this study was to explore whether environmental sensitivity--the ability to perceive and process information about the environment--moderates links between…