Efrat Aharonovich

Efrat Aharonovich is an Associate Professor of Clinical Medical Psychology (in Psychiatry) at Columbia University. Her research focuses on public health and addiction medicine, with a specific emphasis on cannabis use disorders, substance abuse, and the epidemiological quantification of delta-9-tetrahydrocannabinol (THC) intake. Her recent work introduces the Cannabis Exposure Index (CEI) to measure milligram-level THC consumption, investigates age differences in daily cannabis use patterns, and develops collaborative methods for building interventions from existing evidence-based practices. She also studies cognitive impairments in office-based treatments for opioid use disorder, including buprenorphine and extended-release naltrexone.