1. From the RAND Corporation, Arlington, Va, and Santa Monica, Calif (N.L., A.F., A.K.J., S.L.T., R.M.); Duke University, Durham, NC (E.P.); American College of Cardiology, Bethesda, Md (E.P.); Association of Black Cardiologists, Atlanta, Ga (B.W.K.); Louisiana State University, Baton Rouge (T.B.F.); and Society of Thoracic Surgeons, Chicago, Ill (T.B.F.).