Prof. Dr. Moon-Jun Sohn is a Chairman of the Department of Neurosurgery, Inje University Ilsan Paik Hospital, College of Medicine from 2018 to 2020; a Director at the Neuroscience & Radiosurgery Hybrid Research Center from 2016 to the present; and a Director at the Novalis Radiosurgery Center from 2008 to the present. His research focuses on continued investigations into NeuroOncology and Radiosurgery, and Spine surgery. In recent years, he has expanded his research interests to include groundbreaking work in drug delivery systems, specifically targeting postoperative infections and enhancing intrathecal drug delivery methods