1. Research Officer, London School of Hygiene and Tropical Medicine, London, UK.
2. London School of Economics and Political Science, London, UK
3. Assistant Professor, London School of Hygiene and Tropical Medicine, London, UK
4. PhD Fellow, University of Nairobi, Nairobi, Kenya
5. Family Planning Technical Lead, Save the Children, Washington DC, USA
6. M&E Advisor, Reproductive Health, Save the Children, Washington DC, USA
7. Programme Manager, Wajir Field Office, Save the Children, Nairobi, Kenya
8. Programme Manager, Mandera Field Office Save the Children, Nairobi, Kenya
9. Associate Professor, London School of Hygiene and Tropical Medicine, London, UK
10. Associate Professorial Research Fellow, London School of Hygiene and Tropical Medicine, London, UK
11. Honorary Associate Professor, London School of Economics and Political Science, London, UK