1. Penn Medicine Social Media and Health Innovation Lab, University of Pennsylvania, Philadelphia2Department of Emergency Medicine, Perelman School of Medicine, University of Pennsylvania, Philadelphia
2. Department of Family and Community Health, University of Pennsylvania School of Nursing, Philadelphia4Center for Health Incentives and Behavioral Economics, University of Pennsylvania, Philadelphia
3. Department of Family Medicine, University of Pennsylvania, Philadelphia6Department of Anthropology, University of Pennsylvania, Philadelphia
4. Penn Medicine Social Media and Health Innovation Lab, University of Pennsylvania, Philadelphia7Positive Psychology Center, University of Pennsylvania, Philadelphia8Computer and Information Science, University of Pennsylvania, Philadelphia
5. Positive Psychology Center, University of Pennsylvania, Philadelphia
6. Penn Medicine Social Media and Health Innovation Lab, University of Pennsylvania, Philadelphia9Center for Health Equity Research and Promotion, Philadelphia Veterans Affairs Medical Center, Philadelphia, Pennsylvania