Dr Ian Darnton-Hill AO is a Fellow of the Australian Society of Nutrition, and until he recently retired, was an Adjunct Professor at The Boden Institute of Obesity, Nutrition, Exercise & Eating Disorders in the Faculty of Medicine at the University of Sydney, Australia, and at the Friedman School of Nutrition Science and Policy, Tufts University, USA. He has over 40 years of practice in Public Health Nutrition at an international level with the UN (WHO and UNICEF), Civil Society (HKI), bilaterally-funded programmes in both Australia and the USA, and Academia. He received a medical degree from the University of Adelaide, a PhD from the University of Tasmania, an MPH from Harvard University in the USA, and a post-graduate Diploma in Nutrition and Dietetics from Flinders University. After the last qualification in 1977, he coordinated a similar post-graduate degree at the University of Sydney, along with the Nutrition segment at the School of Public Health and Tropical Medicine. He has published extensively on public health nutrition and has consulted for AusAID/DFAT, DfID, GAIN, The Bill and Melinda Gates Foundation, HKI, MI, MNF, NIH(USA), UNICEF, USAID, The World Bank, WFP, and WHO.

He is a Fellow of the Faculty of Public Health Medicine of the Royal Australian College of Physicians, the Nutrition Society of Australia, American College of Nutrition and the Royal College of Tropical Medicine & Hygiene. Over the years he has served extensively on U.N. Expert Groups, as a WHO senior global health leadership fellow, and similar technical bodies. Before retiring, he was the Special Advisor on ending child hunger and undernutrition to the UNICEF Executive Director. He was awarded the Order of Australia for services to international public health nutrition in 2012.