Professor Lee Walker is an aesthetic dental surgeon, director and clinical lead at the multi-award winning BCity clinics, Liverpool and has over 18 years’ experience in the field of medical aesthetics. As part of his commitment to medical safety, Professor Walker is the chairman of the complications in medical aesthetics collaborative (CMAC)UK. He provides guidance and advice on complications related to non-surgical treatments. He has produced internationally published peer reviewed  publications on blindness and vascular occlusion, co-authored several chapters in medical aesthetic literature and has published a book on injection anatomy and facial ageing. Professor Walker sits on the Teoxane international medical education faculty and is also Co-Faculty lead for medical education Teoxane UK faculty.