This study evaluated the relationship among use defending behaviors, gender, and self-esteem among students trained in a brief, bystander bullying intervention (N = 93). Students were taught four specific strategies to use to defend targets of bullying. We used hierarchical regression analyses to test a moderator model in which we hypothesized…

Although school-based programs are effective at decreasing bullying, the majority of studies have been conducted with elementary and middle school students. We conducted a pilot study using a randomized controlled design investigating the social validity of a brief, bullying bystander program adapted to be age-appropriate for high school students…

The purpose of this study was to evaluate the efficacy of a brief, bystander bullying intervention on reducing internalizing symptoms among students (N = 65). Although witnessing bullying is associated with mental health risks, the majority of research on bystander interventions focuses on the impact of these programs on school-wide bullying…

We evaluated a brief, bystander bullying intervention (STAC) adapted for ethnically blended, low-income middle schools. We examined changes in bullying victimization and bias-based bullying victimization among a sample of sixth-grade students using a mixed factorial design. Students reported a significant decrease in bullying victimization and…