Published on in Vol 20, No 2 (2018): February
1 Department of Primary Care and Population Health, University College London, London, United Kingdom
2 Department of Psychology, University of Bath, Bath, United Kingdom
3 Centre for Behaviour Change, University College London, London, United Kingdom
4 Faculty of Health Sciences, University of Southampton, Southampton, United Kingdom
5 Nuffield Department of Primary Care Health Sciences, University of Oxford, Oxford, United Kingdom
6 Department of Psychology, University of Southampton, Southampton, United Kingdom
7 Department of Diabetic Medicine, Whittington Hospital, London, United Kingdom
†deceased