In school bullying, witnesses play a fundamental role because their defensive reactions can stop bullying situations. However, a great majority of witnesses remain passive despite their prodefense personal beliefs. To address this gap between witnesses' beliefs and behaviors, we developed and tested two social psychology strategies, namely, the…

The Quiet Classroom Game (Radley in School Psychological Review 45: 93-108, 2016) is a class-wide behavior intervention involving an interdependent group contingency based on classroom noise level. It has been shown to be effective at increasing academically engaged behavior, decreasing disruptive behavior, and decreasing classroom noise level in…

The aim of the present study was to examine whether early adolescents' positive development (i.e., resilience and psychological wellbeing) could be enhanced by stimulating three dimensions of self-awareness: emotional self-regulation, self-esteem, and self-reflection. An experimental field study (randomized controlled trial) was conducted. Seventh…

Background: Schools increasingly prioritize social-emotional competence and bullying and cyberbullying prevention, so the development of novel, low-cost, and high-yield programs addressing these topics is important. Further, rigorous assessment of interventions prior to widespread dissemination is crucial. Objective: This study assesses the…

Background: We examined longitudinal changes in children's physical activity during the school day, afterschool, and evening across fifth, sixth, and seventh grades. Methods: The analytical sample included children who had valid accelerometer data in fifth grade and at least one other time-point, and provided complete sociodemographic information…

Group mentoring is an increasingly popular intervention, but is still under-studied. This article reports findings from a qualitative study of the Young Women Leaders Program (YWLP), a combined group and one-on-one mentoring program for early adolescent girls. Protégés (n = 113) were interviewed post-program about changes they made as a result of…

Background: The absence of Physical Education (PE) from the South African school curriculum before its reintroduction in recent years contributed to health concerns regarding the low physical activity (PA) levels of children and adolescents in South Africa. Purpose: This study evaluated the effects of a once-a-week enhanced quality PE programme on…

Background: The purpose of this study is to compare the effectiveness of a national comprehensive teen pregnancy prevention (TPP) intervention to a national abstinence-only TPP intervention on middle school students' knowledge, attitudes, and behaviors related to teen sexual behaviors in a state with high teen birth rates. Methods: Pre- and…

This study evaluated the effects of an eight-session female higher-functioning autism anti-stigma program on the knowledge, attitudes and behavioural intentions of adolescent girls. Participants were seventh-, eighth- and ninth-grade students (N = 273) in a mainstream school. Two-eighth-grade classes were randomly allocated to the intervention…

The Active and Healthy School Program (AHS) can be used to alter the culture and environment of a school to help children make healthier choices. The purpose of this study was to determine the effectiveness of AHS to increase physical activity while decreasing total screen time, increase healthy food choices, and improve knowledge about physical…

Students with emotional and behavioral disorders (EBD) typically exhibit significant behavioral excesses or deficits that interfere with their learning and sometimes that of their peers in the classroom. These behaviors can generally be described as either external and easily noticed (e.g., disruption, aggression) or internal and easily overlooked…

Social psychological interventions in schools have gained popularity in education research for their ability to often dramatically increase student academic performance through simple exercises. Many of these interventions are designed to address stereotype threat, which is defined as "being at risk of confirming, as self-characteristic, a…

A comprehensive self-management intervention was utilized to increase the on-task behavior of three African American students within an urban middle-school setting. The intervention was designed to necessitate minimal management on the part of the general education classroom teacher by utilizing an electronic prompting device, as well as a…

The Healthy Youth Places (HYP) intervention targeted increased fruit and vegetable consumption (FV) and physical activity (PA) through building the environmental change skills and efficacy of adults and youth. HYP included group training for adult school site leaders, environmental change skill curriculum, and youth-led FV and PA environment…

The current study replicated the positive effects of performance feedback on treatment integrity and extended previous work by examining reactivity using a multiple baseline design with alternating treatments for observer-present and observer-absent conditions on teachers' implementation of a classwide behavior plan. No differences were found…