Guohua Li, DrPH, MD, is the Finster Professor of Epidemiology and Anesthesiology and the founding director of the Center for Injury Epidemiology and Prevention. His research focuses on population-based, injury-related, and policy-oriented studies that encompass novel epidemiological designs, innovative statistical techniques, and complex data systems. He has published extensively on the role of alcohol and other drugs in injury causation and trauma outcomes. Currently, Dr. Li is working on projects aimed at understanding and controlling the epidemic of drug overdose and drugged driving, and uncovering the dynamics of injury risk and injury-disease interaction during the process of aging. Dr. Li is the instructor for the course Clinical Epidemiology (P8450). He also directs the clinical research program in perioperative care and critical care at the Department of Anesthesiology, College of Physicians and Surgeons. Areas of interest include developing practical tools for measuring and monitoring the safety and quality of anesthesia care, identifying and intervening on risk factors for major postoperative complications, and evaluating the long-term effects of trauma and critical illnesses on cognitive functions and health outcomes.