1. Department of Psychological Medicine Institute of Psychiatry, Psychology and Neuroscience King's College London London UK
2. Division of Health Services and Management School of Health Sciences University of London London UK
3. Department for Prevention and Care of Diabetes Faculty of Medicine Carl Gustav Carus Technische Universität Dresden Dresden Germany
4. Department of Non‐Communicable Disease Epidemiology Faculty of Epidemiology and Population Health London School of Hygiene & Tropical Medicine London UK