Douglas ZIEDONIS Douglas M. Ziedonis, MD, MPH Professor and Chairman, Department of Psychiatry UMass Medical School and UMass Memorial Medical Center Worcester MA 01655, USA Email: Website: Douglas Ziedonis, MD, MPH is Professor and Chair of a large Department of Psychiatry at the University of Massachusetts Medical School and UMass Memorial Health Care with over 340 faculty supported by over 2000 staff. He graduated from Davidson College in North Carolina and Pennsylvania State University's Medical School. He completed his internship, psychiatry residency, and addiction psychiatry fellowship at UCLA. In 1990, he joined the Yale University School of Medicine faculty where he concurrently completed a Master's in Public Health as part of his NIDA Research Career Development K20 Award. In 1998, he became Director of the Addiction Psychiatry Division at the University of Medicine and Dentistry of New Jersey's Robert Wood Johnson Medical School. There he became a tenured Professor in Psychiatry and Professor in Health Systems and Policy at the UMDNJ School of Public Health. He also served as the Director of Addiction Research at the Cancer Institute of New Jersey.