Ahti Anttila, PhD, MSc serves as a Cancer Epidemiologist and the Director of Research of the Mass Screening Registry at the Finnish Cancer Registry, Helsinki; and as an Adjunct Professor in Epidemiology at the School of Public Health, University of Tampere, Tampere, Finland. His research and education activities involve environmental and occupational risk factors and prevention of cancer; epidemiological research on reproductive health issues; and consultations and expert networks for evaluation and building-up of organised screening programmes for cancer.