Rates of youth firearm exposure and carriage are well-established, but less work has examined how exposure to police violence and firearm violence, as victim or witness, may be associated with beliefs in gun ownership for society or access to guns. This study used survey data from a multiracial sample of 276 youth living in New Orleans, Louisiana…

Objective: Examine the proportion of students with rapid firearm access and associations with recent alcohol and marijuana use. Participants: Cross-sectional data from college freshmen (n = 183) in 2020 who participated in the "Mason: Health Starts Here" study. Methods: Using logistic regression, associations were examined between past…

Limited research has been conducted on the state-level factors that may be associated with intentional school shootings. We obtained school shooting data from the "Washington Post" that identified any act of intentional interpersonal gunfire in a K-12 school over the course of two decades. We also compiled new data on active school…

Most of the existing literature and evidence on school violence and victimization comes from high-income countries, and there is a lack of evidence on developing countries. This study examines the prevalence of student victimization and its association with individual, family, and school-related correlates, focusing on the representative sample…

Much of the existing research on adolescent firearm and weapon carrying lacks a theoretical framework. Relatedly, few studies have examined the relationship between weapon carrying and bullying victimization experienced at school, which has been established as a key strain in adolescence. The present study seeks to provide a partial test of…

Background: Being bullied online is associated with being bullied in school. However, links between online bullying and violence-related experiences are minimally understood. We evaluated potential disparities in these associations to illuminate opportunities to reduce school-based violence. Methods: We used five cohorts of Youth Risk Behavior…

Mass shootings in schools raise important questions about how best to keep individuals safe and increase survivability in such situations. One of the most common techniques used is lockdown drills, which train individuals to build time and space between them and the threat. Despite their use in 95% of public K-12 schools nationwide, their efficacy…

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…

This study assessed the prevalence of weapon-related behaviors and experiences in secondary schools in California, their intercorrelations, and predictors at the individual and school levels. This study is based on a representative sample of 889,726 secondary school students in California based on the California Healthy Kids Survey. Prevalence…

Objective: Examine the sociodemographic and gun possession factors associated with gun policy attitudes among undergraduates. Methods: Undergraduates at a west coast university (N = 1,474) completed a questionnaire with measures of country of birth, political ideology, gender identity, gun possession at one's own residence, friends' and family's…

Firearm injury is a significant public health concern among youth living in the United States. Youth with exposure to violence (ETV) are more susceptible to carrying and using a firearm. Few researchers, however, have examined psychological mechanisms undergirding the association between ETV and firearm aggression. Retaliatory attitudes have been…

In response to tragic school shootings, heightened attention has been devoted to making schools safer through the implementation of security features. However, excessive security measures have a negative impact on school climate, student functioning, and academic achievement. Therefore, there is a critical need to design schools that are safe and…

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…

High levels of school mobility are a problem in many urban districts. Many of these same districts are also dealing with high rates of violent crime. In this study, we use 6 years (2010-2011 to 2015-2016) of administrative data from Baltimore City public elementary school students and crime data from the Baltimore Police Department to examine…

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…