He has a PhD in Biostatistics from the University of Washington, an M.Sc. in Applied Statistics from Oxford, and a B.Sc(Hons) in Pure Mathematics from Monash University. His research interests relevant to social sciences include statistical computing and graphics, analysis of networks of two-sample comparisons, and model-robust estimation in semiparametric models, Bayesian models, and probability samples. He also works in cardiovascular epidemiology and pharmacogenomics.