Dr. Joseph CHUNG is currently the Chief of Service of the Department of Ear, Nose and Throat, Queen Mary Hospital and the Honorary Clinical Associate Professor, the University of Hong Kong. After obtaining his basic medical degree from the University of Hong Kong in 2004, he completed his training in Otorhinolaryngology,  Head & Neck Surgery at Queen Mary Hospital and is conferred as a fellow of the Hong Kong College of the Otorhinolaryngologists in 2011.

Driven by the passion in head and neck oncology and sleep surgery, Dr. Chung pursued advanced subspecialty trainings at world renowned centers, including University of California San Francisco; MD Anderson Cancer Center, Houston; Singapore General Hospital, Singapore and microvascular training in China Medical University Hospital, Taichung. His expertise includes head and neck cancer resection with flap reconstruction, endoscopic skull base tumour surgery, transoral robotic surgery and multi-level sleep surgery for obstructive sleep apnea. He has published over 20 papers in peer review journals and delivered over 40 presentations in local and international conferences.

Dr. Chung is currently the Censor-in-Chief, overseeing the training and examination programmes of the Hong Kong College of the Otorhinolaryngologists. Besides he holds important positions in several professional bodies. He is the Immediate Past President of the Hong Kong Society of Otorhinolarynology – Head and Neck Surgery, Executive Board Member of the Asian Society of Head & Neck Oncology, Vice President of the Hong Kong Society of Sleep Medicine, Honorary Treasurer of the Hong Kong Head & Neck Society and Council Member of the Hong Kong Society of Robotic Surgery.

Dr. Cömert Şen is a faculty member in the Department of Otorhinolaryngology–Head and Neck Surgery at Istanbul University Istanbul Faculty of Medicine.

He completed his medical education in 2011 and his residency training in 2018 at the same institution. Since joining the faculty in 2019, Dr. Şen's clinical practice has focused on head and neck surgical oncology and reconstruction, with particular expertise in microvascular free flap procedures.

He has authored numerous articles in national and international peer-reviewed journals and contributed to several medical textbooks. He also serves as an editorial board member and peer reviewer for scientific journals.

Dr. Şen presents regularly at national and international congresses and has served as faculty in instructional courses on head and neck surgery and reconstruction.