Degree in Medicine, Kasturba Medical College, India; degrees in Public Health, Yale and Johns Hopkins, US. Formerly: Deputy Director, Health, Millennium Villages Project, Earth Institute, Columbia University. With Médecins Sans Frontieres: 1995, set up a tuberculosis control programme in Jijiga, Ethiopia; Medical Coordinator, Azerbaijan, Brazil and Rep. of Congo; 2002, with Public Health Dept, Amsterdam; 2005, Medical Director, Campaign for Access to Essential Medicines; 2007, part of medical emergency response team that treated victims of cyclone Sidr in Mathbaria, Bangladesh; since June 2010, International President. Currently, also Assistant Clinical Professor, Mailman School of Public Health, Columbia University.