NEJM Interview: Dr. Donald Berwick on the history and challenges of measuring and improving health care quality in the United States.

Dr. Donald Berwick is president emeritus and a senior fellow at the Institute for Healthcare Improvement. Stephen Morrissey, the interviewer, is the Executive Managing Editor of the Journal. D.M. Berwick and C.K. Cassel. The NAM and the Quality of Health Care — Inflecting a Field. N Engl J Med 2020;383:505-508.