Discrepancies among family members' ratings on aspects of family functioning are challenging both, methodological and interpretational. Family members' perspectives and their discrepancies are indicators of family functioning, affecting adolescents' psychological development. Previous research focused on linear effects, ignoring that rather…

Deficits in language skills are a risk factor for later aggressive behaviour. However, previous research has mainly addressed clinical or high-risk samples and relations between language and aggressive behaviour in preschoolers and children in primary school. Based on a German longitudinal project with N = 547 typically developing children, the…

Children with externalizing behavior problems are likely to show poor school achievements, problems in social interactions with teachers and peers and an elevated school-related stress. Though class climate is a meaningful variable to explain school achievements and aspects of emotional well-being, there are hardly any studies that consider class…

Disruptive student behavior is a frequent part of school life, most often shown by male students and related to many negative academic outcomes. In this study, we examined the psychological benefits of engaging in disruptive behavior for low-achieving students from an attributional perspective. In an experimental vignette study of 178 ninth…

This study examined the prospective links between maladaptive anger regulation and aggressive behavior in middle childhood over a 10-month period, analyzing the mediating influence of peer problems. Participants were 599 elementary school children in Germany, aged 6-10 years at Time 1 (T1) and 7-11 years at Time 2 (T2). Anger regulation at T1 was…

In emotion regulation research, it is common to distinguish adaptive from maladaptive emotion regulation strategies. However, little is known about their interactional impact (compensational or interfering effects) on adolescents' adjustment. We collected longitudinal, multiple informant questionnaire data from N = 608 adolescents and their…

Although many studies have reported on internalising and externalising problems related to cyberbullying roles, there is a lack of longitudinal research in this area. This study reports (1) cross-sectional data from 412 German middle-school students to examine differences between cyberbullies, cybervictims and cyberbully-victims compared to…