In this article, I offer a retrospective case study about my early, short-term work within the U.S. Office of the Assistant Secretary for Health and then my later, longer-term work within the U.S. Centers for Disease Control and Prevention, where I endeavored for two decades largely to help our nation's schools improve health and associated…

Although much is known about health-risk behaviors of adolescents, less is known about their health-promoting behaviors. The purpose of this analysis was to compare health-promoting behaviors in adolescents in Grades 9-12 by gender and ethnicity and explore how these behaviors changed over time. Data were collected from 878 rural adolescents…

Introduction: Group-randomized trials (GRTs) are one of the most rigorous methods for evaluating the effectiveness of group-based health risk prevention programs. Efficiently designing GRTs with a sample size that is sufficient for meeting the trial's power and precision goals while not wasting resources exceeding them requires estimates of the…

Adolescents who receive current, accurate, reliable, and balanced sexual-health information are more likely to express healthier sexual attitudes and engage in healthier sexual behaviors than adolescents receiving limited or no sexual-health information. High school librarians have the potential to help meet sexual-health information needs of…

Theory-driven, mass media interventions prevent smoking among youth. This study examined effects of a media campaign on adolescent smoking cessation. Four matched pairs of media markets in four states were randomized to receive or not receive a 3-year television/radio campaign aimed at adolescent smoking cessation based on social cognitive theory.…

Self-reflection, typically operationalized in scales of egocentrism and introspectiveness, is portrayed as problematic in much of the literature on adolescents. Self-reflection has been linked to dysfunctional self-consciousness, symptomatology, and risk behaviors. Yet, self-reflection also is seen as essential for adolescent development,…

This brief document provides a look at research and evaluations that have demonstrated that school-based health centers represent cost-effective investments of public resources.