Dr. Alperen Vural is a professor in the Department of Otorhinolaryngology–Head and Neck Surgery at Istanbul University Cerrahpaşa Medical Faculty. With specialized expertise in head and neck surgery and endoscopic skull base surgery, he contributes to both clinical practice and academic research.

Dr. Vural serves as an editor for several scientific journals, including the Journal of Clinical Practice and Research and the Balkan Medical Journal, and is actively involved in peer review for numerous international publications. He has presented extensively at global conferences and has particapated as a faculty in various instructional courses on skull base surgery.

Currently, Dr. Vural is the Secretary General of the Turkish Skull Base Society. He also serves as the Co-Chair of Young–IFOS/IFOS Istanbul Congress.

Marco Ferrari serves as Associate Professor at the University of Padova (Padova, Italy) and Consultant at the Padova University Hospital (“Azienda Ospedale Università Padova”; Padova, Italy). He trained in Brescia, Italy, and complete research fellowship in Toronto (Ontario, Canada) and Padova. His main interests are head and neck oncological surgery and ventral skull base surgery, with special interest for sinonasal, salivary, and mesenchymal cancers management. He authored a number of book chapters and peer-reviewed publications, and serves as reviewer and member of the editorial board for several journals. He also authored the book entitled Endoscopic Transnasal Anatomy of the Skull Base and Adjacent Areas, published by Thieme.

Dr. Ian Witterick is Surgeon-in-Chief at Sinai Health in Toronto and Professor in the Department of Otolaryngology–Head & Neck Surgery (OHNS) at the University of Toronto. He previously served as Chair of the Department of OHNS at the University of Toronto, completing a 10-year term in 2022.

Dr. Witterick has held numerous national and international leadership positions, including President of the Canadian Society of Otolaryngology–Head & Neck Surgery and the North American Skull Base Society. He served as Chair of the Skull Base Section for the American Head and Neck Society and is a member of the Steering Committee for the World Congress on Thyroid Cancer.

Dr. Witterick has published extensively and is a frequent invited speaker nationally and internationally in the fields of head and neck oncology, rhinology, and anterior skull base surgery.

Consultant head & neck and anterior skull base surgeon at Beaumont Hospital in Dublin, Ireland, and honorary associate professor at the Royal College of Surgeons in Ireland. Current President of the European Network for Sinonasal Cancer Research.