Introduction: Recent evidence demonstrates an association between social media addiction (SMA) and aggressive behaviors; however, the longitudinal relationship between these two variables remains not fully understood. The aim of this study was to examine the longitudinal relationship between SMA and aggressive behaviors (overt and relational…

Although research has investigated the association between pathological gaming and academic performance in adolescence, the complexity of the relationship has not been thoroughly examined. This short longitudinal study aimed to investigate the interactions between pathological gaming, academic self-efficacy, academic initiative, and academic…

This study examined whether the extent to which youth experience consequences resulting from substance use was related to their impulse control. Longitudinal data are from 1,216 justice-system-involved male adolescents from the Crossroads Study (46% Latino, 37% Black, 15% White, and 2% self-identified other race). Results indicate that youth lower…

Objective: Mindfulness-based stress reduction (MBSR) reduces anxiety among undergraduate students; however, there is limited evidence demonstrating mechanistic underpinnings. Theoretical models implicate cognitive self-regulation as a mechanism. This study explored whether an adapted MBSR embedded in a college course reduced anxiety and if…

Monitoring the Future (MTF) is an ongoing research program conducted at the University of Michigan's Institute for Social Research under a series of investigator-initiated research grants from the National Institute on Drug Abuse beginning in 1975. The integrated MTF study includes annual surveys of nationally-representative samples of 8th, 10th,…