Rhys Davies took his medical degree at the University of Oxford, and after junior medical jobs in Wales and in Liverpool, completed his Neurology training at Addenbrooke's Hospital, Cambridge and the National Hospital for Neurological Diseases, Queen Square, London. His PhD research on Cognitive Neurology was undertaken at the University of Cambridge, through a Wellcome Trust fellowship. He has been based at the Walton Centre in Liverpool as a consultant since 2010. In addition to his work teaching pre-clinical Neuroscience and Clinical Neuroscience at the Medical School, he continues to collaborate in research on Cognitive Neurology and in Huntington's disease. He is a member of the Association of British Neurologists (ABN) Services Committee and of the ABN Advisory Group and Special Interest Group on Cognitive Neurology (as deputy chairman). His specialist clinical work is undertaken mainly in Liverpool. His General Neurology practice is mainly in North Wales and he is President of the Welsh-language Medical Association.