1. Consultant Epidemiologist, Field Epidemiology Service, Public Health England, Birmingham, UK
2. Locum Consultant Epidemiologist, Field Epidemiology Service, Public Health England, Birmingham, UK
3. Honorary Research Fellow, Department of Public Health, Epidemiology and Biostatistics, University of Birmingham, UK
4. CEO/Group Medical Director, Birmingham and District General Practitioner Emergency Room, Birmingham, UK
5. Post-graduate Intern, Field Epidemiology Service, Public Health England, Birmingham, UK
6. previously Post-graduate Intern, Field Epidemiology Service, Public Health England, Birmingham, UK; currently Scientist (Epidemiology); Immunisation, Hepatitis and Blood Safety department, Centre for Infectious Disease Surveillance and Control, Public Health England, London, UK
7. Specialty Registrar, Field Epidemiology Service, Public Health England, Birmingham, UK
8. previously Consultant Regional Epidemiologist, Field Epidemiology Service, Public Health England, Birmingham, UK; currently Director of Surveillance, Disease Prevention and Control. Caribbean Institute of Public Health, Trinidad & Tobago