1. Department of Medicine, Perelman School of Medicine, University of Pennsylvania, Philadelphia
2. Center for Health Care Innovation, University of Pennsylvania, Philadelphia
3. The Wharton School, University of Pennsylvania, Philadelphia
4. University of Pennsylvania Health System, University of Pennsylvania, Philadelphia
5. Center for Applied Health Informatics, University of Pennsylvania Health System, Philadelphia
6. Penn Medicine Nudge Unit, University of Pennsylvania, Philadelphia
7. Crescenz Veterans Affairs Medical Center, Philadelphia, Pennsylvania
8. Ascension Health, St Louis, Missouri