Helena Hansen, MD, PhD, is a psychiatrist-anthropologist and Professor and Interim Chair of Psychiatry and Biobehavioral Sciences at UCLA’s David Geffen School of Medicine and Interim Director of the Semel Institute for Neuroscience and Human Behavior. She is the author of over 100 articles in leading clinical and social science journals, and of three books: Addicted to Christ: Remaking Men in Puerto Rican Pentecostal Drug Ministries; Structural Competency in Medicine and Mental Health: A Case-Based Approach to Treating the Social Determinants of Health (with Jonathan Metzl); and Whiteout: How Racial Capitalism Changed the Color of Heroin in America (with Jules Netherland and David Herzberg). She has received numerous awards, including an honorary doctorate from Mount Sinai School of Medicine in New York, and election to the National Academy of Medicine.