The purpose of this study is to identify the prevalence and factors associated with weapon carrying in Colombian high-school students. A cross-sectional study was designed to analyze this phenomenon among students aged between 13 and 17 years. A sample of 1462 students participated, 18.46% of which reported having planned suicide, 56.16% reported…

Reflecting an overall policy shift in Oregon and nationwide, Oregon passed laws in 2013 and 2015 aimed at changing the way school discipline is applied in grades K-12. The 2013 legislation directed districts to replace zero-tolerance policies with an emphasis on preventing and reducing unnecessary student suspensions and expulsions. Suspensions…

In 2013 and 2015 Oregon enacted legislation that shifted school discipline policies from a zero-tolerance approach to one that emphasizes preventing behavioral problems and reducing unnecessary suspensions and expulsions. Suspensions and expulsions are often referred to as exclusionary discipline because they remove students from classroom…

This is the appendixes for the report, "Are State Policy Reforms in Oregon Associated with Fewer School Suspensions and Expulsions?" This study examined the association between state-level policy reforms and suspension and expulsion rates for grades K-12 in Oregon public schools. The findings suggest that the policy shift has led to some…

School resource officers' (SROs) presence (e.g., engagement in patrol, carrying firearms, etc.) and prevention (e.g., mentoring, teaching) roles have not been distinguished in investigations of SROs' association with student outcomes. A model predicting nonviolent incidents and serious violent incidents reported to police from SRO presence and…

In Colombia, many adolescents have experienced violence related to the decades-long armed conflict in the country and have witnessed or been directly victimized by violence in their communities, often related to gang activity or drug trafficking. Exposure to violence, both political and community violence, has detrimental implications for…

Witnessing violence can negatively affect students' outcomes, but their friendships may mitigate those effects. This study investigated the extent to which seeing someone shot in the last year related to seven school-related outcomes. Additionally, it examined the extent to which prosocial and deviant friends moderate these relationships. This…

Impulsivity holds a central place in the explanations of adolescent delinquency. Recent research suggests that neighborhood characteristics, particularly SES (socioeconomic status), perceived supervision, and collective efficacy, moderate the association between impulsivity and delinquency. However, findings to date have been equivocal, and the…