1. (PhD) is an Evaluation researcher/consultant who specialises in innovative methodologies for impact evaluation (in particular Qualitative Comparative Analysis (QCA) and other set-theoretic approaches) and in researching criteria to select and combine impact evaluation approaches.
2. Director of the Centre for Development Impact (CDI), a joint initiative between the Institute of Development Studies, Itad and the University of East Anglia.
3. Emeritus Professor of Evaluation Research at Lancaster University and Visiting Professor at the University of Bristol.