1. Romney Institute of Public Management; Brigham Young University; Provo UT USA
2. Arizona State University; School for the Science of Healthcare Delivery; Tempe AZ USA
3. Department of Emergency Medicine; Intermountain Healthcare; Provo UT USA
4. Department of Emergency Medicine; Alpert Medical School of Brown University; Providence RI USA
5. Departments of Emergency Medicine and Health Policy and Management, and the Center for Healthcare Innovation and Policy Research; the George Washington University; Washington DC USA