Sarah Axeen, Ph.D, is an Assistant Professor of Research at the Keck School of Medicine, Department of Emergency Medicine. Dr. Axeen’s research focuses on understanding the drivers of and evaluating solutions to the growing problem of opioid use and abuse in the United States. She also examines the impact of state level policies on mental and behavioral health care outcomes. In addition to her research on opioids, she has explored geographic variation in health care and the relationship between changes in commercial prices and spending and utilization in Medicare. Prior to coming to Keck, she was a postdoctoral fellow with the USC Schaeffer Center for Health Policy and Economics and the UCLA Fielding School of Public Health.