Professor John Mackenzie retired in 2008 after holding professorial appointments at Curtin University, The University of Queensland and The University of Western Australia. He is co-founder and Vice-Chair of the One Health Platform, a non-profit foundation based in Belgium, and Editor-in-Chief of the journal, One Health. He has been a consultant to the World Health Organization (WHO) since 1982, and has been closely involved with establishing the Global Outbreak Alert and Response Network and the Asia Pacific Strategy for Emerging Diseases. He serves on the Roster of Experts of the WHO's International Health Regulations (IHR), and in 2009-2010 was the Chair of the first IHR Emergency Committee for Pandemic H1N1 influenza, He was elected to the Australian Academy of Technological Sciences and Engineering (ATSE); as a Fellow of the American Academy of Microbiology; and Secretary-General of the International Union of Microbiological Sciences. In 2002, he was appointed as Officer in the Order of Australia for services to public health research and to education. In 2005 he was the inaugural recipient of the Academy of Science Malaysia's Mahathir Science Award for Excellence in Tropical Research. His research interests have included mosquito-borne viral diseases, emerging zoonoses, and aspects of global health security.