This study examined whether the efficacy of "keepin' it REAL", a model program for substance use prevention in schools, was moderated by gender, ethnicity, and acculturation. Gender differences in program efficacy may arise through boys' higher risk of drug use, inadequate attention to girls' developmental issues, or cultural factors…

In a recent randomized field trial, Ellickson et al. found the Project ALERT drug prevention curriculum curbed alcohol misuse and tobacco and marijuana use among eighth-grade adolescents. This article reports effects among ninth-grade at-risk adolescents. Comparisons between at-risk girls in ALERT Plus schools (basic curriculum extended to ninth…

The Minnesota Drug Abuse Resistance Education (DARE) Plus project augmented the DARE curriculum with community, parent involvement, and extracurricular activity components. Of the 24 schools in the DARE Plus project, the 8 receiving the DARE Plus intervention are examined in this study. The association of participation in the extracurricular…

The objectives of this study were to examine outcomes of the Minnesota D.A.R.E. Plus Project on violence-related behaviors among middle school students and mediation analyses that test how the intervention was effective in reducing physical and verbal violence. Twenty-four schools were randomly assigned to the D.A.R.E. middle school curriculum,…