1. Senior Lecturer in Haematology, Bart's and The London, Queen Mary's School of Medicine and Dentistry, University of London, UK
2. Consultant Haematologist, Royal United Hospital, Bath, UK
3. Consultant Haematologist, Addenbrookes NHS Trust, Cambridge, UK
4. Professor of Paediatrics, Barts and the London, School of Medicine and Dentistry, London, UK