1. Department of Family Relations and Applied Nutrition, University of Guelph, Guelph, ON
2. Sex Information and Education Council of Canada, Toronto, ON
3. Department of Psychology, University of Southampton, Southampton, England
4. Department of Health Behavior, University of Kentucky College of Public Health, Lexington, Kentucky
5. School of Public Health, Indiana University, Bloomington, Indiana
6. Department of Gender Studies, Indiana University, Bloomington, Indiana