Prof. Evren Hizal, MD, PhD, FEBORL-HNS is an otologist–neurotologist and ENT surgeon from Türkiye, with academic interests in vestibular disorders, otology, neurotology, and audiology. He serves as Secretary of the Otology & Neurotology Scientific Committee for the XXIII IFOS World Congress 2026 in Istanbul. His work focuses on vestibular physiology, balance disorders, and clinical outcomes in otologic surgery. Prof. Hizal is actively involved in international scientific collaboration, graduate and postgraduate education, and peer-reviewed research in otorhinolaryngology.

Prof Vijayendra Honnurappa is the Director of Vijaya ENT Care Centre, Bangalore, India. He is an honorary visiting professor at BLDE University, Vijayapura ; KLE University, Belagavi, India ,and Otology faculty at University of Illinois, Chicago, USA. Prof Vijayendra is a past president of the Indian Society of Otology.

His hospital, Vijaya ENT Care centre is a major training site for the Ethio-American otology fellowship program . His annual live surgical otology conferences are attended by more than 1000 delegates every year from across the world. He is the author of two otology books “A colour atlas of temporal bone dissection” and “Otology demystified”

He specialises in otology surgeries including cholesteatoma, facial nerve surgeries, otosclerosis and tympanosclerosis surgeries