The Transportation Research Board (TRB) 99th Annual Meeting was held January 12-16, 2020, at the Walter E. Washington Convention Center, in Washington, D.C. 

The Committee on Alcohol, Other Drugs, and Transportation held its general meeting on January 13th, 2020. 
Presentations from Sunday Workshop - Cannabis Legalization: State, Provincial, and Local Metrics to Assess Outcomes
Presiding officers: Robyn D. Robertson and Tara Kelley-Baker
Presiding officers: Tara Kelley-Baker and Tara Casanova Powell
Presiding officers: Eduardo Romano and Tara Casanova Powell

Past Annual Meetings