1. Department of Internal Medicine, University of Texas Southwestern Medical Center, Dallas
2. Brigham and Women’s Heart and Vascular Center and Hospital, Harvard Medical School, Boston, Massachusetts
3. Duke Clinical Research Institute, Durham, North Carolina
4. Associate Editor, JAMA Cardiology
5. Ahmanson–University of California, Los Angeles Cardiomyopathy Center, University of California Los Angeles Medical Center
6. Division of Cardiology, Department of Internal Medicine, University of Texas Southwestern Medical Center, Dallas