Mehmet Turgut, MD, PhD, is Professor of Neurosurgery at Ayd¿n Adnan Menderes University School of Medicine, Ayd¿n, Turkey. He graduated from the Ege University School of Medicine, ¿zmir, Turkey and later specialized in neurosurgery in Hacettepe University Hospitals, Ankara, Turkey. In 2004, he received the PhD degree from the Department of Embryology and Histology, Ege University Health Sciences Institute, ¿zmir, Turkey. His fields of expertise and research interests are broad and include developmental neuroscience, pediatric neurosurgery, infectious diseases of the central nervous system, and peripheral nerve surgery. Dr. Turgut is an editorial board member for 25 international journals including European Spine Journal, Surgical Neurology International, Journal of Neurological Surgery Part A: Central European Neurosurgery, Journal of Spine, Journal of Pediatric Neurology, Journal of Brachial Plexus and Peripheral Nerve Injury, Journal of Spine & Neurosurgery,and Journal of Neurosciences in Rural Practice and a reviewer for a wide range of international journals and research programs. Dr. Turgut is the lead or co-author of more than 300 papers in peer-reviewed journals and about 60 book chapters and he is one of the editors in 14 books including Pituitary Apoplexy, Hydatidosis of the Central Nervous System: Diagnosis and Treatment, Complications of CSF Shunting in Hydrocephalus: Prevention, Identification and Management, The Chiari Malformations.

R. Shane Tubbs, MS, PA-C, PhD is Professor of Neurosurgery, Surgery, Neurology, and Structural & Cellular Biology at Tulane University School of Medicine, New Orleans, Louisiana, USA and Department of Anatomical Sciences at St. George's University, Grenada and is an honorary professor at the University of Queensland, Brisbane, Australia. Dr. Tubbs' research interests are centered around the so-called "reverse translational anatomy research" where clinical problems are identified and solved with anatomical studies. This investigative paradigm as resulted in over 1,700 peer reviewed publications. He sits on the editorial board of over 20 anatomical journals and has reviewed for over 150 scientific journals. He has been a visiting professor to major institutions in the US and worldwide. Dr. Tubbs has authored over 50 books and over 60 book chapters. His textbooks include The Chiari Malformations, editions 1 and 2, Gray's Anatomy Review, Gray's Clinical Photographic Dissector of the Human Body, editions 1-3, Netter's Introduction to Clinical Procedures, Anatomy for Plastic Surgery of the Face, Head, and Neck, Nerves and Nerve Injuries volumes I and II, A History of Human Anatomy, and Bergman's Comprehensive Encyclopedia of Human Anatomic Variation. He is an editor for the 41st and 42nd editions of Gray's Anatomy and is the editor-in-chief of the journal Clinical Anatomy.

Ahmet T. Turgut, MD, is Professor of Radiology at Yüksek ¿htisas University Faculty of Medicine in Ankara, Turkey. He has nearly 25 years experience in the field of radiology with key roles in diagnostics, academics and administration. Dr. Turgut's research interests include diagnostic and interventional oncologic imaging and the use of hybrid imaging techniques for the the diagnosis and treatment of cancers in particular. He has published more than 100 original papers in peer-reviewed journals and has authored 60 chapters in several textbooks in English. He is editor of three reference books published by Springer. Dr. Turgut has given more than 90 invited lectures at distinguished scientific meetings including the European Congress of Radiology and Annual Meetings of the American Institute of Ultrasound in Medicine (AIUM) and European Society of Urogenital Radiology (ESUR). He servedas the Congress President in ESUR 2013, 20th Annual Meeting of the ESUR held in Istanbul, Turkey. He has been honored as an elected-fellow of the ESUR in 2006. He served as executive board member and general secretary of the Turkish Society of Radiology from 2011 to 2013.

Aaron S. Dumont, MD, is currently the Charles B. Wilson Professor & Chair of the Department of Neurosurgery, Director of the Tulane Center for Clinical Neurosciences, Professor of Pediatrics and Associate Dean and Vice President of Health System Clinical Affairs at Tulane University School of Medicine. He maintains a busy adult and pediatric neurosurgical practice and has clinical and translational research interests in neurosurgical disease, particularly cerebrovascular disease. He is on the editorial boards of numerous journals, has over 250 peer-reviewed publications, has authored numerous textbooks and book chapters and has delivered many national and international presentations.