CATHERINE POPE is Professor of Medical Sociology, Nuffield Department of Primary Care Health Sciences, University of Oxford, Oxford, UK. She serves on the editorial boards of Sociology of Health & Illness, Digital Health, and the Journal of Health Services Research & Policy.
NICHOLAS MAYS is Professor of Health Policy, Department of Health Services Research and Policy, London School of Hygiene and Tropical Medicine, London, UK. He directs the National Institute for Health Research funded Policy Innovation and Evaluation Research Unit. He was co-editor of the Journal of Health Services Research & Policy for over 20 years and is now on its editorial advisory board.