1. Research Associates, Social Science Group, Department of Health Sciences, 2nd Floor, Adrian Building, University of Leicester, Leicester LE1 7RH;
2. Professor of Biomedical Ethics, Institute of Health Sciences Education, Queen Mary University of London, Barts and the London Medical School, 40 New Road, London E1 2AX;
3. Professor of Organisational and Social Research, School of Management, Ken Edwards Building, University of Leicester, University Road, Leicester LE1 7RH;
4. Trent Research and Development Support Unit, Department of Health Sciences, University of Leicester, 22-28 Princess Road West, Leicester LE1 6TP;
5. Reader in Social Science and Health, Social Science Group, Department of Health Sciences, 2nd Floor, Adrian Building, University of Leicester, Leicester LE1 7RH, UK