1. Department of Nutrition, Georgia State University, Atlanta, GA 30302, USA
2. Department of Dietetics and Human Nutrition, University of Kentucky, Lexington, KY 40506, USA
3. Department of Communication, University of Delaware, Newark, DE 19716, USA
4. Virginia C. Crawford Research Institute, Shepherd Center and Department of Sociology, Georgia State University, Atlanta, GA 30302, USA
5. Department of Epidemiology, School of Public Health, University of Alabama at Birmingham, Birmingham, AL 35294, USA