Harold J. Burstein, MD, PhD, is an associate professor of medicine at Harvard Medical School and a medical oncologist at Dana-Farber Cancer Institute and Brigham & Womens Hospital. He is a clinician and clinical investigator specializing in breast cancer. Dr Burstein attended Harvard College and earned his MD at Harvard Medical School, where he also earned a PhD in immunology. In addition, he holds a master's degree in history of science from Harvard. He trained in internal medicine at Massachusetts General Hospital, and was a fellow in medical oncology at Dana-Farber before joining the staff. Dr Burstein's clinical practice is devoted entirely to breast cancer patients. His clinical research interests include novel treatments for early- and advanced-stage breast cancer and studies of quality of life and health behavior among women with breast cancer. Dr Burstein has written widely on breast cancer in both traditional medical journals and on the web. Representative publications of Dr Burstein's can be found in the "New England Journal of Medicine", the "Journal of Clinical Oncology", and other leading medical journals. With Dr Gary Lyman, he is co-editor of the book "Translational Therapy for Breast Cancer", published in 2007. He has served or is serving on international committees focusing on cancer treatments such as the National Comprehensive Cancer Network Breast Cancer Panel, The St. Gallen Breast Cancer Panel, the Cancer and Leukemia Group B (CALGB) Breast Cancer Committee, the American Society of Clinical Oncology (ASCO) Health Services Research and Clinical Research Committees, the National Quality Forum Breast Cancer Technical Panel, and several ASCO expert panels related to breast cancer. He teaches students, house staff, and fellows at Harvard Medical School, Dana-Farber, Brigham & Women's Hospital, and affiliated training hospitals.