Professor Bissell graduated BChD from the University of Leeds in 1985 and PhD from the University of Edinburgh in 1995. He joined the University of Liverpool having been appointed Dean of the School of Dentistry in December 2017. He had previously been Deputy Head of School at the University of Glasgow Dental School, where had also held a chair of Restorative Dentistry and Dental Education. He is an Honorary Consultant in Restorative Dentistry with Liverpool University Hospitals NHS Foundation Trust, with a particular interest in Periodontology. His time is now spent largely on management and leadership of the School, although he continues to teach, contribute to educational research and maintain an active clinical practice. Professor Bissell is a Principal Fellow of the Higher Education Academy and a member of the Executive Committee of the Faculty of Dental Trainers of the Royal College of Surgeons of Edinburgh.