sentences:  She is also a Principal Scientist with the Cancer Research UK in the Clinical Trial Service Unit (CTSU) and Epidemiological Studies Unit at the Nuffield Department of Clinical Medicine, at the Radcliffe Infirmary, Oxford.Darby studied Mathematics at Imperial College London (BSc) and Mathematical Statistics at the University of Birmingham (MSc).She completed her PhD at the London School of Hygiene and Tropical Medicine in 1977 where her research investigated Bayesian approaches to analysing bioassays.