Professor Harrington is an NIHR Senior Investigator and Head of the Division of Radiotherapy and Imaging at The Institute of Cancer Research/Royal Marsden Hospital. He is the NIHR Biomedical Research Centre lead for the Targeted Physical Therapies theme, Director for the ICR/RM CRUK RadNet Centre of Excellence and an Executive Board member for the CRUK ICR/Imperial Major Centre for Convergence Science. He is also an Honorary Consultant Clinical Oncologist at The Royal Marsden NHS Foundation Trust and at St George’s Hospital, specialising in developing new treatments with a specific focus on head and neck cancer (HNC).