Upcoming Webinar!

Inside Adolescence: Substance Use Patterns, Predictions, Risk, and Resilience in the ABCD Study® (September 8, 2025)
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ABCD: Continuing the Arc of Development (July 21-22, 2025)

This 2-day public meeting brings together experts from multiple disciplines to provide recommendations regarding the future of the ABCD Study.
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ABCD 6.0 Data Release is now available on the NIH Brain Development Cohorts (NBDC) Data Hub

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We’re live! Welcome to the official ABCD Instagram page!

Follow @theabcdstudy to get the latest updates, insights, and discoveries about ABCD
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Around 1,400 papers related to the ABCD Study® have been published

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Participant Resources

ABCD participants can now access resume and career resources, as well as information on substance use risk and prevention, on the ABCD website!

View the New Information!

Congressional Briefing

The ABCD Study was featured in a U.S. Congressional Briefing on social media and youth mental health. The event was sponsored by the American Brain Coalition.

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The NIH Brain Development Cohorts (NBDC) Biospecimen Access Program has now launched!

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Adolescent Brain Cognitive Development

The ABCD Study® is the largest long-term study of brain development and child health in the United States.