This report presents findings from an evaluation of the mandatory-random student drug testing (MRSDT) programs in 36 high schools from seven districts that received grants from the U.S. Department of Education’s Office of Safe and Drug-Free Schools in 2006.

This article presents findings from the largest experimental evaluation to date of school-based mandatory-random student drug testing (MRSDT) and its effectiveness in reducing substance use among high school students. The study found that students who were subject to MRSDT reported less...

This article presents findings from the largest experimental evaluation to date of school-based mandatory-random student drug testing (MRSDT) and its effectiveness in reducing substance use among high school students. The study found that students who were subject to MRSDT reported less...

This is a study of the secondhand effects of student alcohol use experienced by residents of neighborhoods near college campuses. We examined the relationship of a college's level of binge drinking and the number of alcohol outlets in the immediate area, to lowered quality of neighborhood life...

This study examined developmental trajectories of alcohol use and violent behavior among urban African American youth and the longitudinal relationship between these behaviors from adolescence to emerging adulthood. The sample included 649 African American youth (49 percent male) followed for...

A number of studies have indicated that peer smoking is a highly influential factor in a young person's decision to smoke. However, these results are suspect because the studies often fail to account for selection and simultaneity bias. This paper develops an econometric model of youth smoking...

Read the final report from a large-scale, rigorous study examining how four math curricula affect achievement across two years—from first through second grades. The curricula were (1) Investigations in Number, Data, and Space; (2) Math Expressions; (3) Saxon Math; and (4) Scott...