Dr. David Himmelstein is a co-founder of Physicians for a National Health Program, co-edits PNHP’s newsletter and is a principal author of PNHP articles published in the JAMA and the New England Journal of Medicine in conjunction with Dr. Steffie Woolhandler. He is professor of public health at the City University of New York and visiting professor of medicine at Harvard Medical School. He has served as the chief of the division of social and community medicine at Cambridge Hospital where he practices primary care internal medicine, and co-founded the Center for a National Health Program Studies at Harvard.