1. College of Public Health, The Ohio State University, Columbus, OH, USA
2. The Kinsey Institute, Indiana University, Bloomington, IN, USA
3. Department of Health Behavior, University of Kentucky, Lexington, KY, USA
4. The Rural Center for AIDS and STD Prevention, Indiana University, Bloomington, IN, USA
5. Department of Psychology, Southampton University, Southampton, UK
6. Department of Gender Studies, Indiana University, Bloomington, IN, USA
7. Department of Family Relations and Applied Nutrition, University of Guelph, Guelph, Canada
8. School of Public Health-Bloomington, Indiana University, Bloomington, IN, USA