Published on in Vol 1, No 1 (2015): Jan-Jun
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1 Positive Psychology Center, Department of Psychology, University of Pennsylvania, Philadelphia, PA, United States
2 Department of Computer and Information Science, University of Pennsylvania, Philadelphia, PA, United States
3 Operations and Information Management, Wharton School, University of Pennsylvania, Philadelphia, PA, United States
4 Social Media and Health Innovation Lab, Department of Emergency Medicine, University of Pennsylvania, Philadelphia, PA, United States
5 Wharton School, University of Pennsylvania, Philadelphia, PA, United States