Principal Investigators


Gail D’Onofrio MD, MS

Professor and founding Chair of the Department of Emergency Medicine at Yale University School of Medicine, and Physician-in Chief of the Yale-New Haven Hospital Emergency Department. Dr. D'Onoforio is an independent investigator with a significant track record of extramural funding and peer-reviewed publications. She has the expertise, leadership, mentoring and administrative skills to direct a clinical research and career development program in substance use disorder research.

Patrick G. O’Connor MD, MPH, FACP

Chief of General Internal Medicine and Professor of Medicine at Yale, Dr. O'Connor's research has focused on the interface between primary care and substance abuse, resulting in nearly 200 scientific papers. His work has been published in leading medical journals including The New England Journal of Medicine, JAMA, The Annals of Internal Medicine, The Archives of Internal Medicine, The American Journal of Medicine, The Journal of General Internal Medicine, as well as in a number of substance abuse specialty journals.