Background and Aims: Peer relationships during adolescence play an important role in shaping academic outcomes. The present study examined friend influences on emotions towards math, as well as the role of temperament in these influences. Sample: The sample consisted of 350 Finnish students (mean age 13.29 years; 64% girls) who were involved in…

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…

Emotion dysregulation is a common social functioning deficit in children with attention-deficit/hyperactivity disorder (ADHD). Little is known about how teachers rate irritability in school-aged children with ADHD. We examined irritability and disruptive behaviour in clinic-referred school-aged children (n = 145) with ADHD. Children in this…

Previous research has shown that there is a link between usage of strengths and various positive outcomes, such as finding meaning and happiness in life. In our present study, we aimed to find out how usage of strengths is connected to general happiness with school-related factors as mediating variables. 418 Finnish students aged 10-16 filled a…

This study investigated participants' conceptions of the ideal mentor and mentee in the Finnish model of peer-group mentoring (PGM). Existing mentoring research emphasises dyadic practices, yet there is a lack of investigation of participants' roles in group mentoring. The main concepts of this inquiry were "dispositions"…

This study focused on associations between children's socioemotional development (prosocial behaviour, internalizing and externalizing problems) and parenting styles (affection, behavioural control, and psychological control), and the moderating role of children's social withdrawal (as a temperamental characteristic) in these associations.…

This study examined the distinctiveness of and the correlates associated with anxious-withdrawal and unsociability during early adolescence in Finland (N = 384; 12-14 years; 53% girls). As expected, confirmatory factor analyses revealed that anxious-withdrawal and unsociability were distinct and moderately positively correlated constructs. Only…

The present study followed 156 Finnish children (M[subscript age] = 7.25 years) during the first grade of primary school to examine to what extent parent- and teacher-rated temperament impacts children's math and reading skill development during the first grade, and the extent to which this impact would be mediated by teachers' interaction styles…