Although cyber victimization has been suggested as a significant risk factor for the development of adolescents' depression, the underlying psychopathological process that mediates this relationship needs further exploration. Based on the psychological inflexibility model, this study aimed to examine cognitive fusion and experiential avoidance as…

The goal of the present study was to investigate the factor structure of the Bullying Participant Behaviors Questionnaire in an independent elementary school sample. The BPBQ is a self-report inventory that purports to measure participation or experiences in five bullying roles: perpetrator, target, assistant, defender, and outsider. The current…

The Bullying Participant Behavior Questionnaire is a 50 item self-report survey designed to measure engagement in five bullying roles: bully, victim, assistant to the bully, defender of the victim, and outsider. The goal of the current study was to examine the higher-order factor structure of the BPBQ in a large middle school sample of 784…

Bullying has negative consequences for health and quality of life of students. This study is part of a pilot project, "School Health," which included a web-based questionnaire completed by students before a consultation with the school nurse. The aim of this study was to explore how students experience answering questions about bullying…

The Bullying and Cyberbullying Behaviors Questionnaire--Short Form (BCBQ-SF) allows students to report their victimization and bullying behaviors. The questionnaire was completed by 1,003 middle school students (6th-9th grade; M[subscript age] = 12.78, SD = 1.43). Factor analyses supported an integrated two-factor structure with acceptable…

COVID-19 negatively impacts students' learning as well as physical and mental health. This study examined the effects of perceived online learning difficulties and cyberbullying on academic engagement and mental health, and if parenting styles and student-teacher relationship moderated these relations among 733 middle school students (54.3% boys)…

Bullying has emerged as a concerning issue in schools nationwide. Legislative expectations have required anti-bullying efforts to be implemented in schools. STOPit is a technological application tool for students to report bullying incidents to school personnel. This study measured the effectiveness of the STOPit application as an anti-bullying…

The relationship between social-emotional experiences -- number of friends, competitiveness, and self-worth -- and changes in bullying behaviour was investigated among students in Grades 5 to 7. This two-wave study included 235 students for the first data collection and 237 students for the second data collection, with a final sample of 227…

This study investigates associations between aspects of school climate, measured by students' assessments aggregated to the class level, and exposure to bullying, measured at the individual level. The data were derived from the Stockholm School Survey of 2006-2010 with information from 16,418 ninth-grade students (aged 15-16 years) distributed…

Introduction: Cyberbullying has been more common than the traditional bullying in recent years. As with the traditional bullying, humane values likely to explain the reason why adolescents tend to bully via cyber-means. Cyber-bullying behaviors also reasoned by adolescents' sensibility towards it. This study investigates the predictive…

Defenders, or children who help victims, are studied less often than children who bully or are victims of bullying. In this study, the authors examined middle schools students' perceived normative pressure from significant others to help victims. Findings suggest that normative pressure from best friends mediated gender and defending, and the…

We tested the hypothesis that early adolescents' (N = 951) knowledge of who bullies whom is differentially distributed across peers. Knowledge of bullying was assessed by asking middle school students to nominate grademates who bullied or were bullied using physical or relational means. We hypothesized that peers who were closer to bullies and…

The purpose of this study was to investigate whether the "bystander effect" known to occur in emergency situations is effective in bullying situations through examination of the individual experiences of 467 middle- and high-school students. While the bystander effect was not found to be valid in bullying situations, there were…

Victimization by peers has been associated with low academic performance and internalizing problems. Still, not all students who experience peer victimization report a reduction in performance. The current study examines the potential protective nature of self-esteem and social self-efficacy in the relationship between peer victimization and…

This study aims to validate the Bullying and Cyberbullying Behaviors Questionnaire, to examine the prevalence of bullying and victimization behaviors in Portuguese middle school students, and to analyse the differences in victimization and bullying between genders and across school grades. The questionnaire is composed of 36 items, allowing for…