Christos Georgalas  PhD, DLO, MRCS, FRCS(ORL-HNS), FEB(ORL-HNS) Hon  graduated with Magna Cum Laude from the University of Athens  and trained in Otolaryngology in London (North Thames Rotation). He completed a rhinology/facial plastic fellowship in Hopital Lariboisiere, Paris and Academic Medical Centre, Amsterdam, where he was appointed as faculty from 2007 to 2015. During that time, he created and directed (with dr van Furth, Neurosurgeon) he first Endoscopic Skull Base Centre in Netherlands (ESA - Endoscopic Skull Base Centre, Amsterdam), a multi disciplinary Centre involving AMC, Vrij Universiteit Medical Center and National Cancer Institute. He is the most highly cited Greek Otolaryngologist (more than 9000 citations (Scopus)—20000 citations (Google Scholar) with more than 160 peer-reviewed publications. He is the editor of the textbooks “Rhinology and Skull Base Surgery” and “The Frontal Sinus: Surgical Approaches and Controversies” by Thieme and has written chapters in a number of international books. He has been an invited speaker and surgical tutor in international courses and workshops in 43 countries (Greece, Cyprus, Bulgaria, Romania, Croatia, North Macedonia, Turkey,, Poland, Russia, South Korea, Singapore, India, Kuwait, Iraq, Iran, UAE, Egypt,, Yemen, Qatar, Palestine, UK, France, Switzerland, Netherlands, Austria, Spain, Italy Portugal , USA, Finland, Denmark, Germany, Malta, Sweden, Slovenia, Chile, Lebanon, Belgium, Ireland, Saudi Arabia, Oman, Malaysia and Serbia), and given more than 700 invited lectures, nationally and internationally.  He is the editor of International Consensus Statement: Spontaneous Cerebrospinal Fluid Rhinorrhea and was one of the authors of multiple consensus documents including ICSNT (International Consensus of Sinonasal Malignant Tumors), EPOS (European Position Paper on Rhinosinusitis) and the American Task Force of Rhinosinusitis Guidelines as well as the Anatomy and Terminology of Sinus surgery position paper. He served in the International Editorial Board for Clinical Otolaryngology and was assistant editor for Rhinology Journal as well as the American Journal of Rhinology and Allergy and was the National representative for Netherland at the European Rhinology Society from 2010 to 2015 and for Greece from 2023 until now.   He was president of the Greek Rhinology Society (2022 – 2024) and a founding member and general secretary of the Hellenic Society of Head and Neck Oncology. He is currently working in Athens, in ESA - Endoscopic Skull Base Athens in Hygeia Hospital, as well as a full tenured Professor in Head and Neck surgery at St Georges Medical School Program at Nicosia University, Cyprus.

He worked as a volunteer with Medecins du Monde in  Kosovo during the  1999 war, in Kampala, Uganda in 2013  as well as in Gaza  with PRCS in 2012 (Al Quds hospital) as well as in 2025 with MAP  (Naser Hospital).