Dr. Islam Herzallah is currently a Professor & Consultant of Rhinology and Endoscopic Skull Base Surgery at King Abdullah Medical City, Makkah, KSA, as well as at Zagazig University, Egypt. Dr. Herzallah has finished his Otolaryngology residency training at Zagazig University, Egypt in 2004, and then two-year scholarship & training in Rhinology and Endoscopic Skull Base Surgery at the University of Miami, USA in 2007.

• Ph.D. Degree with description of Extended Endoscopic Endonasal Approaches (2009). • Founding Member of the Pan-Arab Rhinologic Society (2010)

• Over 200 worldwide lectures and international publications that include novel descriptions of Endoscopic Sinus and Skull Base Surgical Landmarks and Techniques.

• Speaker and Instructor at more than 50 endoscopic sinus & skull base surgery courses worldwide. • Editor & Author of the “Endoscopic Sinonasal Dissection Guide”, one of the best-selling books for teaching surgical techniques for residents, rhinology fellows, and physicians worldwide (Casiano, Herzallah & Eloy eds., 2017 - Thieme Medical Publishing, NY).

• Reviewer for top peer-reviewd Journals including the Official Journal of the American Academy of Otolaryngology, and the Official Journal of the American Rhinologic Society.

• Several Awards & Prizes: Best Research in Pan-Arab Rhinologic Society (2010), Who's Who in the World (2011), University Best Professional Portfolio (2012). KAMC Employee of the Year (2015), Karl Storz Award for Excellence in Teaching (2018).

Contact email: [email protected]

Ahmad Sedaghat, MD, PhD is Professor, Executive Vice Chair, Director of the Division of Rhinology, Allergy and Anterior Skull Base Surgery, Director of Clinical Research at Residency Program Director in the Department of Otolaryngology - Head and Neck Surgery at the University of Cincinnati College of Medicine.

David Liu is a rhinologist and anterior skull base surgeon at the Department of Otorhinolaryngology, Head and Neck Surgery, Medical University of Vienna. He completed his residency training in Vienna and a fellowship in Rhinology and Skull Base Surgery at Stanford University, where he subsequently served as Clinical Instructor. His clinical and academic work focuses on chronic rhinosinusitis, olfactory disorders, endoscopic sinus surgery, and anterior skull base surgery. He serves on the Executive Committee of the European Rhinologic Society.

Özden Savaş, M.D., is an assistant professor in the Department of Otorhinolaryngology at Dokuz Eylül University. He graduated from Hacettepe University Faculty of Medicine (English) in 2012 and completed his specialty training in the Department of Otolaryngology at Hacettepe University in 2018.

His main areas of interest include:

• Rhinology

• Skull Base Surgery

• Head and Neck Surgery