Background: Several studies conducted since the beginning of the COVID-19 pandemic have shown its harmful effects on young people's mental health. In Québec and Canada, few studies have focussed on adolescents, and even fewer of these studies have examined this subject using a methodology that involved comparisons of data obtained before and…

Media play an important role in young people's lives as an agent of socialization, both generally and with regard to mathematics. To understand the mathematics-related messages disseminated to young people via popular media, we analyzed portrayals of mathematics and mathematicians in over 40 media examples (television shows, movies, websites,…

The maladaptive personality and neuropsychological features of highly relationally aggressive females were examined in a group of 30 grade 6, 7, and 8 girls and group-matched controls. Employing a multistage cluster sampling procedure, a group of highly, yet almost exclusively, relationally aggressive females were identified and matched on a…

The present study examined trait perfectionism, automatic perfectionistic thoughts, rumination, worry, and depressive symptoms in early adolescents. A group of 81 elementary school students in Grades 7 and 8 completed 5 questionnaires: the Child-Adolescent Perfectionism Scale, the Perfectionism Cognitions Inventory, the Children's Response Styles…

In this study, the self-report Youth Resiliency: Assessing Development Strengths (YR:ADS) questionnaire is used with adolescents from seven junior and senior high schools (N = 2,991) to investigate the function of resiliency profiles as a model for understanding why adolescents engage in bullying and acts of aggression and how having these…

Perceived similarity of personality in same-sex friends was examined in a sample of 124 adolescents (63 girls). Adolescents rated themselves and a nominated friend (n = 42 reciprocated, 82 non-reciprocated dyads) on developmentally relevant personality items assessing autonomy, prosociality, and responsive caregiving. Results from hierarchical…

This research focuses on immigration and youthful illegalities in the Toronto area, one of the world's most ethnically diverse global cities. While current research documents a negative relationship between crime and immigration, there is little attention to individual level mechanisms that explain the paths through which immigrant youth refrain…