Dr Larry Vogelnest graduated with a BVSc degree from the University of Sydney in 1984. He has been employed as a veterinarian with the Taronga Conservation Society Australia since January 1990. He has been Senior Veterinarian at Taronga Zoo since July 1994 and is responsible for the health and welfare of the zoo’s animal population and wildlife admitted to the Taronga Wildlife Hospital. In 1990 Dr Vogelnest completed a Masters in Veterinary Studies in Wildlife Medicine and Husbandry. In 1996 he gained membership to the Australian College of Veterinary Scientists by examination in Zoo Animal Medicine. Dr Vogelnest is the Principal Editor of Medicine of Australian Mammals (CSIRO Publishing, 2008). In 2009 he was awarded an Australian Public Service Medal for his contribution to conservation medicine and service to the Taronga Conservation Society Australia. Dr Vogelnest specialises in the health and reproductive management of small populations including ex situ breeding programs for endangered species. He has participated in and advised on both in situ and ex situ components of numerous conservation projects. Dr Graeme Allan graduated with a BVSc degree from the University of Sydney in 1966. He worked in private practice for 11 years, during which time he was awarded an MVSc degree from the University of Sydney for his research into radiography of the biliary system of dogs. In 1973 he gained membership of the Australian College of Veterinary Scientists by examination. In 1977 he commenced a training program in Veterinary Radiology at Cornell University in New York, USA, which culminated in successfully completing the examinations in 1979 that permitted him to qualify as a Diplomate of the American College of Veterinary Radiology. He returned to Australia to commence practice as a specialist veterinary radiologist, in which capacity he has continued to this day. In 1982 he was admitted to Fellowship of the Australian College of Veterinary Scientists by examination. During the last 20 years Dr Allan has taught small animal radiology to undergraduates at the University of Sydney and to graduate veterinarians through the Centre of Veterinary Education at the University of Sydney. He was awarded the TG Hungerford Award for Excellence in Post Graduate Education by the Post Graduate Foundation in Veterinary Science at the University of Sydney in 1993 and the Seddon Memorial Prize by the NSW Division of the AVA in 1999. Dr Allan is published widely in the veterinary literature. He has been a faculty member at the Veterinary Faculty at the University of Sydney and in 1999 was appointed Adjunct Professor of Veterinary Science within the Faculty. In 2012 he was awarded a DVSc by the University of Sydney after examination of his thesis entitled 'Radiological Studies of Diseases in Companion and Zoo Animals'.