Ahmet O. İkiz M.D., M. Sc., is a professor of Otorhinolaryngology - Head and Neck Surgery (ORL&HNS). With more than 30 years of experience in otorhinolaryngology, his surgical practice includes a wide variety of head & neck patients with primary interest in thyroid, parathyroid and salivary gland surgery. His clinical interest is focused on improving patient outcome during and after head and neck surgery.

He was the chairman of Dokuz Eylul Otorhinolaryngology - Head and Neck Surgery Department during 2011-2014 and 2020-2021. He served at different positions for the Board of Turkish Society of ORL&HNS as member, secretary and chairman of Education and Accreditation Committees. He also served at Turkish Society of ORL&HNS as the chairman of Head & Neck and Thyroid School during 2014-2016; and as the general coordinator of five ENT Schools consisting of Head & Neck and Thyroid, Laryngology, Otology & Neurotology, Rhinology and Facial Plastic Surgery Schools during 2016-2018.

 As an active member of different scientific societies; he undertakes various responsibilities in Turkish Society of ORL&HNS, Society of Head and Cancers of Turkiye, European Head and Neck Society, American Head and Neck Society, Asia-Pacific Society of Thyroid Surgery, European Examination Board in Otorhinolaryngology, ENT Masterclass and International Federation of Head and Neck Oncologic Societies.

 He has more than 100 scientific articles and book chapters published; he is on the editorial board or international advisory board of various national and international journals.