In adolescence, being rejected by one's peers is positively associated with aggression. However, whether self-perceptions of being rejected or accepted by peers, and biases in these perceptions, are linked to aggression remains unclear, as the literature points to 2 perspectives: Youth are more likely to be aggressive when they (a) know or believe…

Associations between social norms and bullying bystander behaviours have been studied extensively over the years, but the mechanisms by which subjective norms influence bystander behaviours remain unclear. This study is the first to examine whether bystander popularity moderates the association between perceived peer pressure for intervention and…

We examined the impact of adolescents' popularity motivations on their involvement in relational aggression perpetration and victimization, heavy drinking, and antiauthority behavior, while also considering the role of teens' perception of their own popularity and psychosocial adjustment. High school students (N = 986; 50% female; M[subscript age]…

Adolescents with unusually sized or shaped bodies may experience ridicule, rejection, or exclusion based on their negatively valued bodily characteristics. Such experiences can have negative consequences for a person's image and evaluation of self. This study focuses on the relationship between bodily deviations and body image and is based on a…