Background Cannabis use disorder is the most commonly reported illegal substance use
disorder in the general population; although demand for assistance from health services is …

Aims To systematically investigate the effectiveness of voucher‐based reinforcement
therapy for the treatment of substance use disorders. Methods Effect sizes and 95 …

Objective: Despite significant advances in psychosocial treatments for substance use
disorders, the relative success of these approaches has not been well documented. In this …

Meta-analysis was used to synthesize research on the effects of outpatient treatment on
substance use outcomes for adolescents with substance use disorders. An extensive …

More than 76 million people worldwide have alcohol problems, and another 15 million have
drug problems. Motivational interviewing (MI) is a psychological treatment that aims to help …

Purpose. Offender motivation is one specific responsivity variable in offender treatment and
motivational interviewing (MI) is commonly used by corrections personnel. Although …

Context Contingency management interventions that provide tangible incentives based on
objective indicators of drug abstinence are efficacious in improving outcomes in substance …

The prevalence of marijuana abuse and dependence disorders has been increasing among
adults and adolescents in the United States. This paper reviews the problems associated …

Ninety cannabis-dependent adults seeking treatment were randomly assigned to receive
cognitive-behavioral therapy, abstinence-based voucher incentives, or their combination …

Isn't it unethical to pay people to do what they should be doing anyway? Won't patients just
sell the reinforcers and buy drugs? Others didn't get prizes for not using. Why should they …