Sigall K Bell1, Fabienne Bourgeois2, Catherine M DesRoches3, Joe Dong3, Kendall Harcourt3, Stephen K Liu4, Elizabeth Lowe5, Patricia McGaffigan6, Long H Ngo3, Sandy A Novack5, James D Ralston7, Liz Salmi3, Suz Schrandt8, Sue Sheridan8, Lauge Sokol-Hessner9, Glenda Thomas5, Eric J Thomas10,11. 1. Department of Medicine, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts, USA sbell1@bidmc.harvard.edu. 2. Department of Pediatrics, Boston Children's Hospital, Harvard Medical School, Boston, Massachusetts, USA. 3. Department of Medicine, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts, USA. 4. Department of Medicine, Dartmouth College Geisel School of Medicine, Hanover, New Hampshire, USA. 5. Patient and Family Advisory Council, Department of Social Work, Beth Israel Deaconess Medical Center, Boston, Massachusetts, USA. 6. Institute for Healthcare Improvement, Boston, Massachusetts, USA. 7. Kaiser Permanente Washington Health Research Institute, Seattle, Washington, USA. 8. Society to Improve Diagnosis in Medicine, Evanston, Illinois, USA. 9. Department of Medicine and Department of Health Care Quality, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts, USA. 10. Department of Medicine, University of Texas McGovern Medical School, Houston, Texas, USA. 11. Healthcare Quality and Safety, Memorial Hermann Texas Medical Center, Houston, Texas, USA.