BVSc DVSc PhD MACVSc
SBScibus founder and managing director, Ian Lean is a leading authority in the medicine, nutrition and management of dairy cattle. A graduate of the University of Sydney (1979), he spent six years as a large animal veterinarian in the Hunter Valley of NSW before undertaking his PhD at the University of California, USA. Between 1986 and 1996, Ian lectured in clinical nutrition and cattle medicine at the University of California and then the University of Sydney, where he remains an Adjunct Professor in Veterinary Clinical Studies. At various times throughout the 1990s, he served as the senior examiner in Cattle Medicine and Ruminant Nutrition for the Australian College of Veterinary Scientists, and as president of the Australian Association of Cattle Veterinarians and the Cattle Chapter of the Australian College of Veterinary Scientists.