1. Department of Anthropology and Global Health, Northwestern University, Hinman Avenue, Evanston, IL, USA
2. Department of Nutrition, Harvard T.H. Chan School of Public Health, Huntington Avenue, Boston, MA, USA
3. Department of Economics, Dalhousie University, 6214 University Avenue, Halifax, Nova Scotia, Canada
4. Department of Sociology and Social Anthropology, Dalhousie University, 6135 University Avenue, Halifax, Nova Scotia, Canada
5. Department of Geography, Western University, 1151 Richmond Street, London, Ontario, Canada