David Himmelstein

David U. Himmelstein is an American academic physician specializing in internal medicine. He is a distinguished professor of public health and health policy in the CUNY School of Public Health at Hunter College, an adjunct clinical professor at Albert Einstein College of Medicine, and a lecturer at Harvard Medical School.

He is the co-founder, with Steffie Woolhandler, of Physicians for a National Health Program (PNHP), an organization advocating for single-payer healthcare in the United States. Provided by Wikipedia