1. Specialist Registrar in Academic Otolaryngology, Department of Otolaryngology, Charing Cross Hospital
2. Senior House Officer in Anaesthesia, The Royal National Throat Nose & Ear Hospital
3. Specialist Registrar in Otolaryngology, The Royal National Throat Nose and Ear Hospital
4. Consultant ENT Surgeon, Department of Otolaryngology, Charing Cross Hospital, The Royal National Throat Nose & Ear Hospital
5. Consultant Anaesthetist, The Royal National Throat Nose & Ear Hospital