Uludag University, Medical School

Istanbul Kartal Training and Education Hospital, ENT Clinic

Istanbul Medipol University, ENT Clinic

Dr Hackman serves as a Distinguished Professor of Head and Neck Surgery at the University of North Carolina and Vice Chair of Inpatient Operations and Quality, as well as Chair of the Patient Care Section for the American Head and Neck Society, and member of the Executive Committee for the Salivary Gland Section of AHNS. He has over 15 years of experience with risk adaptive neoadjuvant therapy prior to surgery for mucosal head and neck cancer, and also pioneers the largest volume in-office sialendoscopy practice in the US.

Endoscopic Nasal and Anterior Skull Base Surgery Unit of the Department of Otorhinolaryngology at Donostia University Hospital.

Co-director of the Department of Otorhinolaryngology at Policlínica Gipuzkoa and of the SONA Otoneurology Centre.

Sialoendoscopy and minimally invasive techniques in salivary glands form part of his clinical and academic work. He is one of the professionals who has contributed most to the spread of these techniques in Spain and has led or collaborated on numerous publications on minimally invasive procedures in salivary glands. He was co-editor of the first textbook on sialoendoscopy in Spanish.

Highly active in promoting minimally invasive techniques, he has directed all nine editions of the SIALOSS sialoendoscopy course (Next edition: October 2026 www.sialoss.com).