Professor of Population Health Statistics and Associate Director of the MRC/CSO Social and Public Health Sciences Unit. He obtained his B.Sc. (Hons) in Mathematics and his M.Sc. in Applied Statistics from the University of Southampton and his Ph.D. from the University of Sunderland. He worked at the Public Health Research Unit at the University of Glasgow and, following its merger with the Medical Sociology Unit, has been working at the MRC/CSO Social and Public Health Sciences Unit since 1999.