Bachelor, Oxford University. Master of Arts in Animal Physiology and Biochemistry, Oxford University, 1970. Master of Science in Medicine, Oxford University, 1974.
Bachelor of Medicine, BCh, Oxford University, 1974. Master of Science in Public Health, London University, 1979.
Medical officer Relief Expedition Save the Children, Iraq, 1974—1975, district child health officer Dhankuta District Nepal, 1976—1978. House officer to senior house officer National Health Service, Hillingdon, Northampton, Oxford, England, 1975—1977. Lecturer nutrition public health London University, 1980—1982.
Regional manager Save the Children Fund, South Asia, 1982—1985. Senior lecturer International Community Health Liverpool School of Medicine, 1985—1989. Strategic adviser Health and Population in East Africa Overseas Development Administration, United Kingdom Government, Nairobi, 1989—1990, chief health and population advisor, head Health and Population Division, 1990—1997, co-coordinator United Kingdom Government Relief for Northern Iraq, 1991, director human development, 1996—1997.
Director human development, chief heath and population advisor, head Health and Population Division Department International Development, United Kingdom Government, 1997—1999. Project manager Roll Back Malaria World Health Organization, Geneva, 1999—2000, executive director Office of Director General, 2000—2002, executive director sustainable development, senior policy advisor to director general, 2002—2003, representative of director general for Health Action in Crises, 2003—2005. Assistant secretary-general, senior system coordinator Avian and Human Influenza United Nations Development Group, New York City, since 2005.
Special representative of secretary general on food security and nutrition United Nations, since 2009. Honorary consultant Mersey Regional Health Authority, 1985—1989.
Fellow: Royal College of Physicians of London. Member: Royal College of Physicians, Faculty of Public Health Medicine.
Married Gillian Frances Holmes, 2002. 5 children.