Matt is a respected knee specialist with an international reputation in the field of knee osteotomy surgery. He is the current chairman of the ESSKA osteotomy committee and hosts fellowships for UK and international surgeons. Matt runs his own globally acknowledged osteotomy master class in Newcastle upon Tyne. He has one of the largest single surgeon series of osteotomy cases in the world (> 600) and manages patients from around the UK and abroad. He performs complex double and rotational osteotomy surgery and pioneers techniques and new interventions in knee surgery. He performs high volume patello-femoral , ligament and knee replacement surgery and is a highly experienced expert in partial knee replacement (>300 cases).