1. Specialty Dentist, Department of Restorative Dentistry, Birmingham Dental Hospital
2. Specialty Registrar in Restorative Dentistry, Charles Clifford Dental Hospital, Sheffield
3. Professor and Director of Internationalization, Head of Teaching Unit of Prosthetic Dentistry, Birmingham Dental Hospital, 5 Mill Pool Way, Edgbaston, Birmingham B5 7EG, UK