Medical Marijuana in the United States: Quantity and Trends

How many people currently use medical marijuana in the United States and how might that be changing over time? In this video, I’ll talk about trends in medical marijuana use within and between states over time, differences by gender and age, and try to put things within the context of evolving state and federal policies towards marijuana.

Cannabis Smoking and Depression-Related Functional Impairments

This video walks you through a poster I presented at the 2014 College on Problems of Drug Dependence conference on July 17, 2014, in San Juan, Puerto Rico. I’ll discuss whether cannabis smoking is associated with greater depression-related functional impairments among people with concurrent depression.