Hilton Deeth was brought up on a dairy farm in South-east Queensland. After completing a science degree and a PhD in chemistry at the University of Queensland, he worked as a food research chemist for the Queensland Department of Primary Industries, eventually becoming Manager of Food Research. He was involved in research projects on milk, butter and cheese, specialising in problems related to lipase and other enzymes. In 1995, he took up an academic position at The University of Queensland where he taught dairy science, emerging food technologies and food product development. He also supervised more than 30 Masters and PhD students s on a range of dairy research projects. In 1996 he established the Dairy Industry Centre for UHT Processing which he managed until 2008. His main research interests are in thermal processing, yogurt, milk powders and new processing technologies. He has published widely with over 150 research papers and more than 25 book chapters. He retired as Professor of Dairy Science in 2011.