Research findings are inconsistent regarding a positive association between the passage of state medical marijuana laws (MML) and the adolescent access and the use of marijuana. We utilized a novel analytical approach to examine this issue with multiyear data from the 1997-2013 Youth Risk Behavior Surveillance System of the State of Michigan.…

Recently, an addiction matrix measure was assessed among U.S. former alternative high school youth. This presentation seeks to examine the generalizability of findings using this measure among Russian and Spanish high school adolescents. Latent class analysis was used to explore addiction subgroups among adolescents in Russia (average age = 16.27;…

The present study provides an implementation fidelity, process, and immediate outcomes evaluation of Project Towards No Drug Abuse (TND), a drug prevention program targeting continuation high school youth (n = 1426) at risk for drug abuse. A total of 24 schools participated in three randomized conditions: TND Only, TND and motivational…

Using a randomized controlled effectiveness trial, we examined the effects of Project SUCCESS on a range of secondary outcomes, including the program's mediating variables. Project SUCCESS, which is based both on the Theory of Reasoned Action and on Cognitive Behavior Theory, is a school-based substance use prevention program that targets…

Little research has focused on alcohol and illicit drug use among deaf and hard of hearing youth. Findings are reported from survey data collected among high school students at two phases of a program of research primarily focusing on tobacco use [Phase 1: (1999/2000) n = 226, Phase 2: (2004) n = 618). Evidence of considerable ever (lifetime)…

In the present study, we describe correlates of 30-day cigarette and alcohol use among two samples of high school students, one in the Russian Federation (n = 365), and one in the United States (n = 965). The correlates used in the analyses are based on the theory of triadic influence, which organizes predictors of adolescent substance use into…

In this article we examine the importance of sensation seeking and pragmatism in the steroids and sports supplements behavior and attitudes of high school and junior high school students on Long Island, New York. Steroid use is much less acceptable than sports supplement use, although the reasons for use are similar. Respondents use supplements…

This article provides an implementation fidelity evaluation of the fourth experimental trial of Project Towards No Drug Abuse (TND). Two theoretical content components of the curriculum were examined to increase our understanding of the active ingredients of successful drug abuse prevention programs. A total of 18 senior high schools were randomly…

Adolescence and emerging adulthood are critical windows for establishing life-long behaviors. We assessed long-term outcomes of a prospective randomized harm reduction/health promotion program for female high school athletes. The intervention's immediate beneficial effects on diet pill use and unhealthy eating behaviors have been reported;…

Media reports have suggested that the use of 3, 4-methylenedioxymethamphetamine (MDMA or "ecstasy") is a significant problem across the United States. To date, however, available evidence has shown that the use of ecstasy has been concentrated among "rave" attendees, with mainstream youth remaining relative-immune from its proliferation. In the…