1. Department of Social and Behavioral Sciences Harvard T. H. Chan School of Public Health Boston Massachusetts USA
2. Department of Global Health and Development London School of Hygiene and Tropical Medicine London UK
3. International Center for Equity in Health Federal University of Pelotas Pelotas (RS) Brazil
4. Department of Sociology Harvard University Cambridge Massachusetts USA
5. Centre for Cancer Epidemiology Tata Memorial Center, Homi Bhabha National Institute Mumbai Maharashtra India