1. Department of Food Science and Human Nutrition, Iowa State University, Ames, Iowa, USA
2. Departments of Statistics and Political Science, Iowa State University, Ames, Iowa, USA
3. Department of Nutritional Sciences, West Virginia University, Morgantown, West Virginia, USA
4. Department of Nutrition and Food Science, University of Maryland, College Park, Maryland, USA
5. Center for Nutrition, Diet, and Health, University of District of Columbia, Washington, District of Columbia, USA
6. School of Education, University of Rhode Island, Kingstown, Rhode Island, USA
7. School of Health and Consumer Sciences, South Dakota State University, Brookings, South Dakota, USA
8. School of Health Professions, University of Kansas Medical Center, Kansas City, Kansas, USA