1. American Board of Internal Medicine, Philadelphia, Pennsylvania (B.M.G., R.S.L., J.L.V.)
2. Zucker School of Medicine at Hofstra Northwell, Hempstead, New York (R.O.R.)
3. Department of Medicine, University of California, San Francisco, San Francisco, California (A.F.)
4. John F. Kennedy School of Government, Harvard University, Cambridge, Massachusetts (M.A.).