1. Department of Behavioral and Social Sciences, Brown University School of Public Health, Providence, RI, USA
2. Department of Sociomedical Sciences, Columbia University Mailman School of Public Health, New York, NY, USA
3. Information and Communication, HAR, University Paris Ouest, Paris, France
4. School of Social Work, University of Ottawa, Ottawa, Canada
5. Information & Communication, Institut Français de Presse, University Paris 2 – Assas/CARISM, Paris, France
6. Social Anthropology, CEPED, IRD, INSERM, Paris V University, Paris, France
7. Mailman School of Public Health, Columbia University, New York, NY, USA