Addictions, Drug & Alcohol Institute

ADAI Symposium: High THC Cannabis in Legal Regulated Markets

Watercolor background of deep green forest with pale image of cannabis leaf and repeat of event title

Symposium Resources

Speaker Bios
Full recording

The Addictions, Drug & Alcohol Institute’s Cannabis Education & Research Program hosted this day-long hybrid (in-person and virtual) event on September 16, 2022.

The symposium was focused on the short and long-term risks of high-THC products, including conversations about policy-focused solutions and ways to increase awareness through education campaigns for providers, parents, and youth, and featured a range of international, national, and regional speakers, as well as local policymakers.

Recordings & Slides for Each Session

Symposium Opening Remarks

Keynote: Market Trends in High Potency Cannabis

Jonathan Caulkins, PhD

Professor of Operations Research and Public Policy, Carnegie Mellon University’s Heinz College

[download slides]

Morning panel: Short- and Long-Term Risks of High THC Products [watch]

Introductions: State Rep. Lauren Davis (D-Shoreline)

Moderator: Tracy Klein, PhD, ARNP, FAANP, FRE, FAAN (Assistant Director, Center for Cannabis Policy, Research and Outreach, Washington State University)

  • Acute Effects of High Potency Cannabis Flower and Concentrates on Cognition
    Carrie Cuttler, PhD (Washington State University)
    [watch | slides]
  • Cannabis Use by Young Adults: Trends and Considerations
    Jason Kilmer, PhD (University of Washington)
    [watch | slides]
  • Cannabis Use and Psychiatric Comorbidity: Epidemiology and Association with High-Potency Cannabis Products
    Deborah Hasin, PhD (Columbia University)
    [watch | slides]
  • Recommendations for Regulating High Potency Cannabis in Recreational Markets and Why
    Rosalie Pacula, PhD (University of Southern California)
    [watch | slides]
  • Q&A with complete panel [watch]

Keynote: High THC Cannabis Products: Trends in Consumer Use, Adverse Outcomes, and Implications for Policy in Legal Cannabis Markets

David Hammond, PhD, Professor, University Research Chair, School of Public Health Sciences, University of Waterloo

[download slides]

Comments from Policymakers

  • State Rep. Lauren Davis (D-Shoreline)
  • State Rep. Shelley Kloba (D-Kirkland)
  • State Sen. Jesse Salomon (D-Shoreline)

Afternoon panel: Exploring Solutions: Addressing the Risks of High THC Cannabis Products

Introductions: Jim Vollendroff, MPA (Washington Liquor and Cannabis Board)

ModeratorMarina Epstein, PhD (University of Washington)

Closing remarks