Andrea Cox is currently a Professor of Medicine and Oncology at the Johns Hopkins School of Medicine in Baltimore, MD. She earned her Ph.D. studying T cell immunology at The University of Virginia. She subsequently completed an M.D. and then Internal Medicine and Infectious Disease training at Johns Hopkins. Clinically, she specializes in the treatment of patients with hepatitis virus infections and HIV. Her laboratory investigates human immune responses to HCV, HBV, and HIV, including mechanisms through which these chronic viral infections stimulate and evade immune responses, and in HCV vaccine development. She has been an active participant in clinical trials of direct-acting antivirals for the treatment of hepatitis C virus. She is a principal investigator on the first prophylactic HCV vaccine trial ever implemented in an at-risk population.