1. Consultant Ophthalmologist, Department of Ophthalmologist, Gloucestershire Hospitals NHS Foundation Trust Cheltenham, UK
2. National Clinical Lead, NHS Diabetic Eye Screening Programme (Ophthalmology), Public Health Commissioning and Operations, England
3. Associate Professor, Nuffield Department of Clinical Neuroscience, University of Oxford, UK
4. Visiting Professor, School of Health and Social Care, University of Gloucestershire, UK