Mario E. Zernotti is professor of ENT at Catholic University of Córdoba and National University of Villa Maria, and also professor of Clinics of Hearing at National University of Córdoba. He has more than 30 years of experience in the field of ear surgery in Sanatorium Allende. He was the pioneer in electro acoustic stimulation (EAS) and hearing preservation in all America, doing the first cases of EAS cochlear implants in the continent.  Besides, his team was the first to did Active Middle Ear Implants and bone conductive prosthesis in the region. This group is working specially in atresia/microtia patients, very common malformation in South-America, and northwest of Argentina, doing a comprehensive approach to the problem. Member of Hearring, Past president of GCIAN (Global Cochlear Implant Access Network) and President of the 8th World Congress on CI in Emerging Nations (2024).

Dr. Vinay Kumar Vijayendra is a consultant ENT Surgeon at Vijaya ENT Care Center, Bangalore, India

 He is the youngest winner of the prestigious RAF Cooper Award for new innovation in ENT in 2018 awarded by the Association of otorhinolaryngology of India. He has various other awards to his credit including First prize in consultant video award at ISOCON 2023, 2nd place in Dr. S.L Jaiswal video session 72nd AOICON – Nagpur ,2nd prize in Dr. S.L Jaiswal video session -  75th AOICON – Bangalore 2024

 Awarded a Travel Grant to South Korea for best abstract submission in Otology- International Congress of ORL-HNS 2023 in Seoul , South Korea

Winner of ISOCON international travel fellowship to University Hospital of Modena – under Prof Daniele Marchioni (2025)

 Dr Vinay has been a faculty at various international conferences in various countries and also at many state and national conferences

 He has also performed live surgical and temporal bone dissections at various State, national and International conferences

 He is the co-author of the book "Otology demystified". He also has several journal publications to his name in reputed journals