1. School of Politics and Global Studies, Arizona State University, PO Box 873902, Tempe, AZ, 85297-3902, USA; IFPRI, 1201 Eye Street, NW, Washington, DC 20005 USA
2. School of Public Health, University of Hong Kong, Hong Kong
3. James P. Grant School of Public Health, BRAC University, Dhaka, Bangladesh
4. LVCT Health, Nairobi, Kenya
5. Independent Gender Advisor, Simon Fraser University, Burnaby, BC, Canada
6. Department of Health Policy, London School of Economics and Political Science, Houghton Street London, London, WC2A 2AE, UK