Mr Ashley Simpson is a dual fellowship-trained Consultant Orthopaedic Surgeon with subspecialist expertise in brachial plexus, peripheral nerve and complex upper limb surgery.

He holds a substantive consultant appointment at the Royal National Orthopaedic Hospital, Stanmore, and leads Simpson Medicolegal Services in London.

His clinical practice encompasses adults and children with traumatic, occupational and iatrogenic nerve injuries, complex upper limb conditions and complications of surgery.

His particular expertise includes the assessment and management of persistent neurological impairment, functional disability and neuropathic pain following injury.

Mr Simpson accepts instructions in personal injury and clinical negligence cases, providing independent opinions on breach of duty, causation, condition and prognosis.

He prepares approximately 90 medicolegal reports annually for claimants, defendants and as a single joint expert.

His reports are prepared in accordance with CPR Part 35, with an emphasis on clear reasoning, careful appraisal of the available evidence and the practical consequences of injury for daily life and employment.

He read Neuroscience at St John’s College, University of Cambridge, before qualifying in medicine at Barts and The London School of Medicine and Dentistry.

He holds a Master’s degree in Trauma Science and postgraduate qualifications in Medical Education and Clinical Data Science. He is a Fellow of the Royal College of Surgeons and a Fellow of the Academy of Medical Educators.

Mr Simpson has authored over 80 publications, contributed multiple book chapters and delivered more than 90 national and international presentations.

He is regularly invited to speak internationally on peripheral nerve injury and its management. His research and teaching complement an active specialist surgical practice and inform his analysis of complex medicolegal cases.

He is Course Director of the London Brachial Plexus and Peripheral Nerve Course, an Associate Editor of Shoulder & Elbow and Specialty Editor for Upper Limb Surgery at the Annals of the Royal College of Surgeons of England.

He is also Founder of the British Nerve Surgery Society and Chair of the Board of Trustees of Pain UK.

His medicolegal approach combines specialist clinical experience with critical evaluation of the evidence, clearly distinguishing established findings, reported symptoms and areas of uncertainty.