Professor John Hopper, AM, is one of nine inaugural Australia Fellows awarded by NHMRC in 2007. He is a Professorial Fellow with a PhD in Mathematical Statistics, and is currently Director (Research) of the Centre for Molecular, Environmental, Genetic and Analytic Epidemiology in the Department of Public Health at The University of Melbourne. He has published more than 450 papers, specialising in the statistical methodology and its application for analysing twin and family data, and addressing the genetic and environmental aetiology of diseases and health. He is principal or co-investigator on a number of case-control-family studies across a range of diseases and conditions, particularly breast cancer and colorectal cancer (both funded by the National Institutes of Health (USA)), prostate cancer, melanoma, childhood cancer and asthma. He is a co-investigator on several cohort studies, including Health 2020 and long term follow-up of the 1968 Tasmanian Asthma Study. Professor Hopper has been Director of the Australian Twin Registry since 1990.