Dr. Hwan Jun Jae is a Professor of Radiology specializing in Interventional Radiology at Seoul National University Hospital, Seoul, Korea. He received his MD and PhD from Seoul National University College of Medicine and completed his residency and fellowship at Seoul National University Hospital. His clinical and academic interests focus on advanced endovascular and embolization therapies. He is an active member of major international IR societies, including SIR and CIRSE, and currently serves as Vice President (President-Elect) of the Korean Society of Interventional Radiology (2025–2026).