Steven Corbett is Consultant Orthopaedic Surgeon and Lead Clinician, Orthopaedic Department, Guy’s and St Thomas’ NHS Foundation Trust, London. He specialises in shoulder and elbow treatments, and is surgeon to sports professionals in rugby, cricket and athletics. His primary interest is arthroscopic shoulder and elbow surgery, and the reconstruction of complex shoulder and elbow injuries.James Gossage is a consultant surgeon in the busy tertiary referral unit for both benign and malignant oesophagogastric conditions at Guy’s and St Thomas’ Hospital in London. The unit performs a large volume of major cancer resections each year along with complex oesophageal reconstructions. They receive both national and international referrals to the unit and support one of the largest intensive care units in the country.Matthew Bultitude graduated from Guy’s and St Thomas’ Hospital medical school in 1997. He undertook surgical training in various hospitals around South East England and a fellowship year in Melbourne at The Alfred Hospital. Finally he completed a year of sub-specialist training in the stone unit here at Guy’s and St Thomas’ before taking up his consultant appointment. He undertakes a wide range of general urological procedures and has a specialist interest in the medical and surgical aspects of stone disease. In addition he runs the multimedia videoconferencing for the department as well as maintaining and developing the urology Trust webpages.Matt is the secretary elect for the Royal Society of Medicine Urology section and is associate editor for the international journal ’BJUI’. He is deputy clinical lead for the department and lead for the Stone Unit. He is also the clinical lead for the Stone Unit.