1. Department of Health Behavior, Gillings School of Global Public Health, University of North Carolina at Chapel Hill , Chapel Hill, NC , USA
2. Schroeder Institute, Truth Initiative , Washington, DC , USA
3. Division of General Medicine and Clinical Epidemiology, Department of Medicine, School of Medicine, University of North Carolina at Chapel Hill , Chapel Hill, NC , USA
4. Lineberger Comprehensive Cancer Center, University of North Carolina at Chapel Hill , Chapel Hill, NC , USA
5. Hussman School of Journalism and Media, University of North Carolina at Chapel Hill , Chapel Hill, NC , USA
6. Department of Psychology and Neuroscience, University of North Carolina at Chapel Hill , Chapel Hill, NC , USA