Harrison Alter, MD, MS, FACEP retired 1/2021 as Interim Medical Director of Alameda County Health Care for the Homeless in California. He was previously Vice Chair for Research in the Department of Emergency Medicine and Alameda Health System, and an attending physician in the emergency department at AHS-Highland Hospital. He is a Clinical Professor of Emergency Medicine at the University of California, San Francisco (UCSF). Dr. Alter primary current role is as Founding Director and Director of Research of the Andrew Levitt Center for Social Emergency Medicine (levittcenter.org), a nonprofit research and advocacy institute. Prior to his current appointment, Dr. Alter was on the faculty of emergency medicine at the University of Washington and its Harborview Injury Prevention and Research Center, and served also for several years as an emergency physician for the Navajo Nation. Dr. Alter received his medical degree from UCSF, his Master’s in Health and Medical Sciences from UC Berkeley, and was a Robert Wood Johnson Clinical Scholar at the University of Washington. He is a graduate of Brown University, with a concentration in Comparative Literature.