1. PhD student at the School of Public Health, Imperial College London; United Kingdom
2. MSc Public Health student at the Faculty of Public Health and Policy, London School of Hygiene and Tropical Medicine; United Kingdom
3. MSc student at the School of Public Policy; University College London; United Kingdom
4. MBBS5 student at St George's; University of London; United Kingdom
5. MBBS MSc student at the Faculty of Medical Sciences; Newcastle University; United Kingdom
6. MPH student at the School of Public Health, Imperial College London; United Kingdom
7. PhD student at the Department of Health Sciences; University of York; United Kingdom
8. MB BChir student at the School of Clinical Medicine; University of Cambridge; United Kingdom
9. Reader at University College London, United Kingdom, and Professor II at the University of Agder, Norway.