1. Clinical Lecturer in Endodontics, Barts and The London School of Medicine and Dentistry, Queen Mary University of London, Specialist in Endodontics, Gerrards Cross, Buckinghamshire
2. Clinical Lecturer in Endodontics, Barts and The London School of Medicine and Dentistry, Queen Mary University of London, Specialist in Endodontics, Edgware, Middlesex
3. Pro Vice Chancellor (Research, Innovation and Enterprise), Professor of Medicine in Dentistry, Consultant Oral and Maxillofacial Surgeon, University of Central Lancashire
4. Consultant in Dental and Maxillofacial Radiology, KCL Faculty of Dentistry, Oral and Craniofacial Sciences at Guy's and St Thomas' NHS Foundation Trust