1. Medical Research Council and Chief Scientist Office, Social and Public Health Sciences Unit, School of Health and Well Being, University of Glasgow, Glasgow, United Kingdom
2. Robertson Centre for Biostatistics, School of Health and Well Being, University of Glasgow, Glasgow, United Kingdom
3. Global Health and Ageing Research Unit, Bristol Medical School, University of Bristol, Bristol, United Kingdom
4. Department of Health Policy and Management, Yale School of Public Health, and Section of General Medicine, Department of Internal Medicine, Yale School of Medicine, New Haven, Connecticut
5. Deputy Editor, JAMA
6. Centre for Research on Health and Social Care Management, SDA Bocconi School of Management, Milan, Italy