Dr Nick Plowman is Senior Clinical Oncologist to St Bartholomew’s Hospital and The Hospital for Sick Children Great Ormond Street. He also undertakes visiting duties at St Mark's Hospital, Harrow, and Moorfields Eye Hospital. London. Dr Plowman is an expert on the use of radiation therapy and chemotherapy for the treatment of cancer. He is mainly based at The Oncology Clinic, 20 Harley Street.