Monitoring the Future (MTF) is a long-term study of substance use and related factors among U.S. adolescents, college students, and adult high school graduates through age 60. It is conducted annually and supported by the National Institute on Drug Abuse. MTF findings identify emerging substance use problems, track substance use trends, publish…

This paper examines school policies relating to alcohol and illicit drug use, and their associations with the prevalence of alcohol and marijuana use among students. Both "punitive" and "supportive" policies are examined. Other studies examining punitive disciplinary measures--such as close monitoring of student behavior, having various security…