Using a randomized controlled trial, we investigated changes in both sexual harassment (SH) perpetration and victimization of 2104 middle school students in New York City who received divergent saturation and dosage levels of "Shifting Boundaries," an SH prevention program, which was represented by the length of the program. We assessed…

This study aimed to examine the efficacy of school-based e-cigarette preventive interventions via a systematic review and meta-analysis. We searched Medline, Embase, PsycINFO, Scopus, CINAHL, Cochrane, and clinical trial registries for studies published between January 2000 and June 2023 using keywords for e-cigarettes, adolescents, and school. Of…

The Early Intervention Parenting Partnerships (EIPP) program is a home visiting program that provides home visits, group services, assessments and screenings, and referrals delivered by a multidisciplinary team to expectant parents and families with infants who experience socioeconomic barriers, emotional and behavioral health challenges, or other…

Beginning in 2010, the U.S. Department of Health and Human Services (HHS) sponsored numerous studies testing the effectiveness of Adolescent Pregnancy Prevention programs on youths' risky sexual behaviors. This article presents results from a meta-analysis of such studies completed between 2015 and 2019 and provided to us by HHS. Studies were…

This study has two objectives: (1) to report the results of a large-scale, longitudinal evaluation of the WITS Programs that included a large sample of elementary school children (n = 1967) from 27 rural schools (including 16 program schools) and (2) to examine and discuss the effects of average developmental trajectories and of heterogeneity in…

Drug use trends change rapidly among youth, leaving educators and researchers struggling to respond promptly. Widely adopted universal evidence-based interventions (EBIs), such as the Michigan Model for Health™ (MMH), and their delivery systems offer an opportunity to reach large youth populations and reduce the onset and escalation of emerging…