Brion Benninger, MD, MSc, Professor of Anatomy and Vice Chair, Department of Clinical and Anatomical Sciences, Western University of Health Sciences, Portland, Oregon; Faculty Member, Departments of Surgery, Orthopaedics and Rehabilitation, Oral Maxillofacial Surgery and Integrative Biosciences, School of Medicine, Dentistry and Physician Assistants, Oregon Health and Science University, Portland, Oregon; Member, Samaritan Orthopaedic Residency Faculty, Newport, Oregon, USA.