Meghan Morris, PhD, MPH is an Assistant Professor of Epidemiology within the Department of Epi & Biostats at UCSF. Her research focuses on applying epidemiologic methods to study the impact of biological, social, and structural factors on disease transmission within marginalized populations. In particular her work has focused on using qualitative and quantitative methods to examine social determinants of disease transmission within persons who use drugs, including HIV and hepatitis C virus (HCV) infection, worldwide.