ISTANBUL UNIVERSITY, CERRAHPASA MEDICAL SCHOOL, 1981

HACETTEPE MEDICAL SCHOOL, DEPARTMENT OF OTOLARYNGOLOGY, 1987

BAYLOR COLLEGE OF MEDICINE, DEPARTMENT OF ORL, NEUROTOLOGY FELLOWSHIP TX, USA 1993

INONU UNIVERSITY SCHOOL OF MEDICINE, DEP OF ORL MALATYA, 1996

BASKENT UNIVERSITY SCHOOL OF MEDICINE, DEP. OF ORL. CHAIRMAN, ANKARA SINCE 1996

Professor Thomas Klenzner, MD, is Deputy Director of the Department of Otorhinolaryngology and Head of the Hörzentrum (Hearing Centre) at University Hospital Düsseldorf, Heinrich Heine University Düsseldorf, Germany.

At University Hospital Düsseldorf, he co-founded and developed the Hörzentrum into a specialised centre for implantable hearing devices, cochlear implantation, and comprehensive auditory rehabilitation. His clinical work focuses on otologic and lateral skull-base surgery, including hearing rehabilitation after vestibular schwannoma treatment. Before joining Düsseldorf, he studied medicine at Hannover Medical School and trained and worked in otorhinolaryngology at the University Medical Center Freiburg, where he completed his habilitation.

His clinical and research interests include cochlear implantation, auditory rehabilitation, minimally traumatic otologic and lateral skull-base surgery, vestibular schwannoma, computer-assisted surgery, and medical robotics. He is a Past President of CURAC (German Society for Computer- and Robot-Assisted Surgery) and a member of several professional societies. Professor Klenzner is a regular faculty member at international cochlear implant surgical courses and numerous international congresses. He has authored or co-authored more than 100 peer-reviewed publications and delivered more than 200 national and international presentations.

Prof. WU has long been committed to the basic and clinical research of otology and auditory medicine, especially in sensorineural hearing loss, auditory implantation and acoustic neuroma surgery. He led the Chinese newborn hearing screening and intervention programe for more than 20 years and developed systematicly the management strategy of congenital hearing loss. He was elected as the President of Chinese Otolaryngology-Head and Neck Surgery Society in 2019.

Prof. In Seok Moon is a leading expert in otologic surgery and a pioneer in endoscopic ear procedures. His contributions to minimally invasive endoscopic techniques help reduce recovery time and preserve hearing, positioning him at the forefront of otolaryngology. He also advances surgical techniques for acoustic neuroma, external auditory canal cancer, and hearing implants. As a professor of Yonsei University and the director of the Surgical Anatomy Education Center, he is dedicated to educating young doctors and medical students.

Education & Training

Yonsei University College of Medicine, Bachelor(1999), Master(2007), PhD(2011)

Harvard Medical School Postdoctoral fellow (2017-2018)

Positions and Career

Professor, Yonsei University College of Medicine

Director, Surgical Anatomy Education Center, Yonsei University College of Medicine

Chairman, Department of ENT, Gangman Severance Hospital (2021-2022)

Academic committees

Present, Korean Tinnitus Study Group

General Secretary Korean Skullbase Society

Academic Chair, 36th Politzer Society meeting 2026

Academic Chair, 10th International Vestibular Schwannoma Congress 2027

General Secretary, 7th World Congress of Endoscopic Ear Surgery 2028

Academic Chair, Korean Society of ORL-HNS (2022-2023)

General Secretary, Korean Pediatric Society of Otorhinolaryngology (2021-2022)