Holger Sudhoff, MD, PhD, FRCS (Lon.), FRCPath (Lon.) is Professor and Chairman of the Department of Otolaryngology/Head and Neck Surgery at Klinikum Bielefeld, Germany. He completed his Otolaryngology/Head and Neck Surgery residency and plastic surgery fellowships at Bochum University. He was a post-doctoral fellow at Washington University, St. Louis and the Royal National Ear Nose and Throat Hospital resulting in a Ph.D. in Biology at Bielefeld University. He performef a skull base fellowship and research fellowship at University of Cambridge. Professor Sudhoff served as President of the West-German ENT Society and was elected by the Focus magazine as “Top Medical Doctors” for Otorhinolaryngology in Germany from 2013 to 2018. He is a board member of Politzer Society. Professor Sudhoff is on the editorial board of 12 peer reviewed journals. He has published extensively and has over 200 publications in peer reviewed journals and has authored six textbooks and over 45 book chapters.