David Blumenthal, MD, MPP, is president of The Commonwealth Fund, a private foundation that aims to promote a high-performing healthcare system. Dr. Blumenthal is formerly the Samuel O. Thier Professor of Medicine at Harvard Medical School and Chief Health Information and Innovation Officer at Partners Healthcare System in Boston. From 2009 to 2011, he served as the National Coordinator for Health Information Technology, with the charge to build an interoperable, private, and secure nationwide health information system and to support the widespread, meaningful use of health IT. He succeeded in putting in place one of the largest publicly funded infrastructure investments the nation has ever made in such a short time period, in healthcare or any other field. Previously, Dr. Blumenthal was a practicing primary care physician, director of the Institute for Health Policy, and professor of medicine and health policy at Massachusetts General Hospital/Partners Healthcare System and Harvard Medical School. He is the author of more than 250 books and scholarly publications, is a member of the Institute of Medicine and serves on the editorial board of the New England Journal of Medicine. Dr. Blumenthal received his undergraduate, medical, and public policy degrees from Harvard University and completed his residency in internal medicine at Massachusetts General Hospital.