1. M. Fernanda Lima-Costa is with the Instituto René Rachou, Fundação Oswaldo Cruz and the Department of Social and Preventive Medicine, Universidade Federal de Minas Gerais, Belo Horizonte, Minas Gerais, Brazil. Cesar De Oliveira and Michael Marmot are with the Department of Epidemiology and Public Health, University College London, UK. James Macinko is with the Department of Nutrition, Food Studies, and Public Health, New York University, New York, NY.