Professor of Osteoporosis and Rare Bone Diseases, University of Oxford and an honorary consultant adult rheumatologist at Oxford University Hospitals NHS Foundation Trust.
He specializes in common and rare metabolic bone diseases. He is the clinical lead for Oxford Fracture Prevention Service, and the national Fracture Liaison Service Audit for England and Wales and co-chairs the International Osteoporosis Foundation Fracture Working Group. He also is the clinical lead for the Oxford Rare bone disease service for adults and the Musculoskeletal Genomic Clinical Interpretation partnership. His research interests include the epidemiology of musculoskeletal diseases with a focus on rare bone disorders and secondary fracture prevention.