Emeritus Professor at the University of Sheffield.
O'Hagan's research focusses on the theory and application of Bayesian statistics, in particular in the elicitation of expert knowledge, managing and quantifying uncertainty in the use of complex mechanistic modelling and Bayesian modelling. O'Hagan has done extensive research and consulting activities in many application areas, particularly in medicine, environmental science, asset management and health economics.
On the topic of expert elicitation, O'Hagan is responsible for a number of significant developments. With his extensive experience in research, teaching and practice, he is one of the foremost experts, experienced researchers, teachers and practitioners in the field.
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