1. International Centre for Evidence in Disability, London School of Hygiene & Tropical Medicine, UK
2. Universidad de los Andes, Colombia; Oxford Poverty and Human Development Initiative, Oxford University, UK
3. Research Associate, Global Development Institute, University of Manchester, Manchester
4. Center for Population Health Sciences, Hanoi University of Public Health, Vietnam
5. Valley Research Group, Nepal
6. Geneva Centre of Humanitarian Studies, University of Geneva, Switzerland