1. Sarah Tougher ( ) is a research fellow in the Department of Global Health and Development, London School of Hygiene and Tropical Medicine, in the United Kingdom.
2. Andrea G. Mann is a lecturer in the Department of Infectious Disease Epidemiology, London School of Hygiene and Tropical Medicine.
3. Yazoume Ye is a fellow and technical director at ICF International in Rockville, Maryland.
4. Idrissa A. Kourgueni is general director of the Centre International d’Etudes et de Recherches sur les Populations Africaines and of the Institut National de la Statistique de Niger, both in Niamey, Niger.
5. Rebecca Thomson is a research fellow at the London School of Hygiene and Tropical Medicine.
6. John H. Amuasi is a doctoral candidate in the School of Public Health, University of Minnesota, in Minneapolis, and a researcher at the Komfo Anokye Teaching Hospital (KATH), in Kumasi, Ghana.
7. Ruilin Ren is a senior technical specialist at ICF International in Rockville, Maryland.
8. Barbara A. Willey is a lecturer in the Department of Infectious Disease Epidemiology, London School of Hygiene and Tropical Medicine.
9. Daniel Ansong is a senior lecturer in the Department of Child Health, School of Medical Sciences, Kwame Nkrumah University of Science and Technology, and deputy director of the Research and Development Unit, KATH.
10. Katia Bruxvoort is a research fellow at the London School of Hygiene and Tropical Medicine.
11. Graciela Diap is a medical coordinator at the Drugs for Neglected Diseases initiative, in Geneva, Switzerland.
12. Charles Festo is a researcher at the Ifakara Health Institute, in Dar es Salaam, Tanzania.
13. Boniface Johanes is a researcher at the Ifakara Health Institute.
14. Admirabilis Kalolella a researcher at the Ifakara Health Institute.
15. Oumarou Mallam is head of central services at the Institut National de la Statistique du Niger.
16. Blessing Mberu is a research scientist at the African Population and Health Research Centre (APHRC), in Nairobi, Kenya.
17. Salif Ndiaye is director of the Centre de Recherche pour le Développment Humain, in Dakar, Senegal.
18. Samual Blay Nguah is a researcher at the research and development unit at KATH.
19. Moctar Seydou is a specialist statistician at the Institut National de la Statistique du Niger.
20. Mark Taylor is a Slovak Academic Information Agency (SAIA)–sponsored public health scholar at the University of Trnava, in Slovakia.
21. Marilyn Wamukoya is a researcher at APHRC.
22. Fred Arnold is a senior fellow at ICF International in Rockville, Maryland.
23. Kara Hanson is a professor of health systems economics and head of the Department of Global Health and Development at the London School of Hygiene and Tropical Medicine.
24. Catherine Goodman is a senior lecturer in health economics and policy at the London School of Hygiene and Tropical Medicine.