The home page graphic featuring a simulated word cloud showing various aspects of collaborative addiction research.

The mission of the National Institutes of Health (NIH) partnership, Collaborative Research on Addiction at NIH (CRAN), is to provide a strong collaborative framework to enable the National Institute on Alcohol Abuse and Alcoholism (NIAAA), the National Institute on Drug Abuse (NIDA), and the National Cancer Institute (NCI) to integrate resources and expertise to advance substance use, abuse, and addiction research and public health outcomes.

ABCD Study

Logo of the ABCD Study

Adolescent Brain Cognitive Development Study

The NIH is exploring optimal ways to configure a large longitudinal cohort study to prospectively examine the effects of substance use on the human brain during early adolescence into young adulthood.