1. Adam Wagstaff ( ) is a research manager in the Development Research Group at the World Bank, in Washington, D.C.
2. Tania Dmytraczenko is a senior economist in the health, nutrition, and population global practice at the World Bank.
3. Gisele Almeida is an adviser at the Pan American Health Organization, in Washington, D.C.
4. Leander Buisman is a PhD candidate at the Institute of Health Policy and Management, Erasmus University Rotterdam, in The Netherlands.
5. Patrick Hoang-Vu Eozenou is an economist in the health, nutrition, and population global practice at the World Bank.
6. Caryn Bredenkamp is a senior economist in the health, nutrition, and population global practice at the World Bank.
7. James A. Cercone is president of Sanigest Internacional, in San Jose, Costa Rica.
8. Yadira Diaz is a PhD candidate in the Institute for Social and Economic Research at the University of Essex, in Colchester, United Kingdom.
9. Daniel Maceira is a senior researcher at the Center for the Study of State and Society, in Buenos Aires, Argentina.
10. Silvia Molina is an economic analyst at Sanigest Internacional.
11. Guillermo Paraje is an associate professor in the business school at the Univesidad Adolfo Ibáñez, in Santiago, Chile.
12. Fernando Ruiz is director of Cendex, at Pontificia Universidad Javeriana, in Bogota, Colombia.
13. Flavia Sarti is a professor of Escola de Artes, Ciências e Humanidades, University of São Paulo, in Brazil.
14. John Scott is a professor and researcher in the Economics Department at Centro de Investigación y Docencia Económicas, in Mexico City.
15. Martin Valdivia is a senior researcher at Grupo de Análisis para el Desarrollo, in Lima, Peru.
16. Heitor Werneck is an adviser at the National Regulatory Agency for Private Insurance and Plans, in Rio de Janeiro, Brazil.