Bari M. Logan, MA FMA Hon MBIE MAMAA, Formerly University Prosector, Department of Anatomy, University of Cambridge, Cambridge, UK; Prosector, Department of Anatomy, The Royal College of Surgeons of England, London, UK; Anatomical Preparator, Department of Human Morphology, University of Nottingham Medical School, Nottingham, UK, Patricia Reynolds, BDS MBBS MAODE(Open) PhD EDSRC, Senior Lecturer, Department of Maxillofacial Surgery, Guy's Thomas'Dental Institute, London, UK, Scott Rice, MBBS BDS(Hons) MA ClinEd AKC MFDSRCS(Eng) FHEA, Academic Clinical Fellow / Specialty Registrar, University College London Hospitals NHS Trust, London Deanery, UK and Ralph T. Hutchings, Photographer and Contributor to www.VisualsUnlimited.com; Formerly Chief Medical Laboratory Scientific Officer, Royal College of Surgeons of England, London, UK