Understanding classroom-level correlates of preschool children's aggressive behavior is critical to identifying multiple avenues for intervention within schools. The present school-based study evaluated the reliability and validity of a classroom-level measure of physical and relational aggression and examined a social-ecological model to test…

Developing accurate and equitable screening protocols can lead to more targeted, efficient, and effective, teen dating violence (TDV) prevention programming. Current TDV screening protocols perform poorly and are rarely implemented, but recent research and policy emphasizes the importance of leveraging more trauma-focused screening measures for…

Despite the importance of peer relationships in college, limited research has explored factors protecting students from the development of relational aggression and victimization, despite evidence of the manifestation of these phenomena. This study explored associations between negative emotional states, mindfulness and self-compassion, and…

Very few studies have identified the relationship between chronotype, sleep habits, and bullying/victimization in school and online contexts. The objective of this work is to identify predictors of frequency of bullying/cyberbullying in Portuguese pubescent and adolescent populations, such as chronotype and sleep aspects, controlling for gender,…

Background: Youth in foster care may demonstrate high levels of aggression and thought problems. There is a growing trend to consider mental health symptoms of youth involved with the foster care system from a developmental trauma perspective. Objective: The aim of this study was to test if trauma, race, age, and gender predicted variability in…

The socialisation of adolescent boys and girls takes place primarily online in virtual environments, where cyberbullying is one of the greatest current social dangers faced by that age group. Socio-emotional e-competencies (i.e., competencies that apply specifically to online environments) are a protective factor against cyberaggression and…

There is limited research examining peer victimization (PV) experiences in early childhood, particularly during the transition from preschool to kindergarten. Given the gaps in the PV literature among this young population and the need for earlier PV prevention and intervention efforts, the current study advances the literature by examining: (1)…

The present study examined whether emotion regulation plays a mediating role in the relationship between aggressive behavior and sleep disorders in young children. Data were collected during pandemic via the Sleep Disturbance Scale for Children, the Aggression Tendency Scale and the Emotion Regulation Check List from 662 mothers with children aged…

Aggressive behaviour has negative consequences for students who are exposed to it and those who are aggressive. In addition to a number of negative consequences at the individual level aggression negatively impacts processes within the school. Successful methods of preventing and reducing aggressive behaviour at school often include activities…

Previous studies have examined the relationship between sleep problems and challenging behaviors in school-aged children and adolescents with autism spectrum disorder (ASD). However, literature has not examined this relationship in the context of toddlers or, more specifically, toddlers with aggression. The present study was conducted to examine…

Background: Aggressive behaviour (AB) and non-suicidal self-injury (NSSI) are common in people with mild intellectual disability or borderline intellectual functioning, leading to adverse consequences for themselves and those around them. Method: We investigated the relationship between AB (both total and physical in particular) and NSSI and risk…

The aim of this study is to research the mediational role of smartphone addiction on relationship between nomophobia and aggression level of university students. The data collected through the convenience samples over the Internet has reached a wider audience. The study group consisted of 307 university students. Smartphone Addiction Scale Short…

Bullying victimization is a very common, complex, and potentially damaging form of violence among children and adolescents. Bullying is defined as unwanted, aggressive behavior, which involves a real or perceived social power imbalance. One in 10 public schools reports at least one case of serious violent crime, such as aggressive bullying,…

Children who show elevated levels of indirect aggression (IA) from childhood to adolescence are at increased risks of experiencing detrimental outcomes. Some studies suggest that psychopathic traits could act as a predisposing vulnerability in the development of IA, but the contributions of all three dimensions of psychopathic traits in explaining…

Moral disengagement (MD) refers to social-cognitive distortions that allow individuals to sidestep the self-regulatory processes that normally prevent immoral conduct. MD has been linked to bullying in childhood and adolescence, but most studies have used a cross-sectional design. Less is known about the longitudinal link. Therefore, the aim of…