Prof. Hyunki Yoon has been professor of Radiology of Asan Medical Center, University of Ulsan College of medicine since 1996. He has contributed to many societies including Korean Society of Radiology, Korean Society of Intervenional Radiology as well as SIR and CIRSE. He has been the president of Society of Gastrointestinal Intervention for 2023-2024.

His main fields of interest are vascular and nonvascular interventional radiological procedures and has published many articles in that field.