1. Specialty Registrar, Derriford Hospital, Plymouth
2. Consultant Orthodontist, Musgrove Park Hospital, Taunton and School of Oral and Dental Sciences, University of Bristol
3. Academic Clinical Lecturer in Orthodontics and Senior Registrar, School of Oral and Dental Sciences, University of Bristol and Royal United Hosptials, Bath
4. Clinical Teaching Fellow in Restorative Dentistry, School of Oral and Dental Sciences
5. Professor of Orthodontics and Dean of Health Sciences
6. Professor of Orthodontics, School of Oral and Dental Sciences, University of Bristol, Bristol BS2 8HW, UK