This article presents results from a study that evaluated an online message system designed to improve the delivery of prevention programs. We conducted a quasi-experimental study with 32 agencies and schools that implemented substance use prevention programs and examined differences between the comparison and intervention groups. We also examined…

We examine whether teachers' communicator style relates to student engagement, teacher-student relationships, student perceptions of teacher immediacy, as well as observer ratings of delivery skills during the implementation of All Stars, a middle school-based substance use prevention program. Data from 48 teachers who taught All Stars up to 3…

The purpose of this study was to extend the literature in both substance use implementation and persuasive health communication by examining the extent to which students' need for cognition and impulsive decision-making moderated the relationship between teachers' classroom communication behavior and program outcomes in an evidence-based middle…

We examined the association between changes in the substances and mediating variables targeted by the All Stars drug prevention curriculum, and students' engagement in and enjoyment of the curriculum, their attitudes toward their teachers, and their perceptions of their teachers' skills. Forty-eight school staff administered at least one All Stars…

To explore the extent of awareness among practitioners of the importance of fidelity of implementation and the factors that inhibit or encourage it, interviews were conducted with nine individuals in each of the following groups: 1) researchers who have developed and evaluated prevention curricula; 3) school administrators; 4) teachers; and 5)…