Haldun OGUZ, M.D. graduated from Hacettepe University School of Medicine. He completed his residency in Otolaryngology at Ankara Training & Research Hospital.

Professor OGUZ has more than 250 published book chapters, articles and presentations in international and national journals and meetings. His studies are cited more than 1500 times in peer-reviewed journals. He is currently the President of the Union of European Phoniatricians and the Turkish Professional Voice Society. He is the General Secretary of the Turkish Society of Otolaryngology, Head and Neck Surgery. He is the former Vice President of European Academy of Phoniatrics (2018 – 2023). He was the President of Laryngology - Phoniatrics School of Turkish National ENT-HNS Society. He is the co-editor of a book entitled Clinical Voice Disorders. He has different assignments (associate editor, advisory board member, referee, English language editor) in 18 journals. He was deemed to deserve the degrees of Associate Professor of Otolaryngology in 2007, and Professor of Otolaryngology in 2013.

Haldun OGUZ is currently a faculty member of the Lokman Hekim University, School of Medicine, Department of Otolaryngology - Head and Neck Surgery. He is the founder (2016) and director of Fonomer Otorhinolaryngology Phoniatrics and Audiology Clinic in Ankara.

Web Site: www.drhaldunoguz.com

Instagram: @prof.dr.haldunoguz

Tomislav Baudoin is the founder and head of the Referral Center for Pediatric Otorhinolaryngology at the Ministry of Health, Republic of Croatia, Department of ORL-HNS, Sisters of Charity University Medical Center. He serves as a professor and head of the ORL-HNS department at the School of Medicine at Zagreb University. He established the Croatian Rhinologic Society, serving as its first president. Additionally, he is the president of the Croatian Society of ORL-HNS and the founder and leader of the „School of Pediatric ENT.” He founded and led the Training Center for Navigated Endoscopic Sinus Surgery (NESS) and was a founding member of the School of Pediatric Otolaryngology (ORL). He has been the primary researcher in four government-funded scientific projects focused on rhinology and pediatric otolaryngology. He is the author of the Otolaryngology-Head and Neck Surgery textbook and has served as an Erasmus invited lecturer. He has written numerous articles in indexed, peer-reviewed publications and is a reviewer and a member of the editorial boards for many prestigious ORL-HNS journals. He chaired the working group for the subspecialty training program in pediatric otorhinolaryngology within the UEMS (Union Européenne des Médecins Spécialistes) and is a member of the working group developing the EPOS guidelines. He also served on the Advisory Board of the European Rhinologic Society and the Council of ESPO, and he is a member and examiner for the European Board Exam. He is the President-elect of the Confederation of European ORL-HNS and the coordinator of the Academy of CEORL-HNS.