1. From the Department of Health Care Policy, Harvard Medical School, and the Department of Health Policy and Management, Harvard School of Public Health — both in Boston (J.P.N., A.M.G.); and the Harvard Kennedy School (J.P.N., A.M.G.), the Office of the Provost (A.M.G.), and the Department of Economics (A.M.G.), Harvard University — all in Cambridge, MA. Dr. Newhouse is the chair, and Dr. Garber the vice-chair, of the IOM Committee on Geographic Variation in Health Care Spending and Promotion of High...