Inje University, College of Medicine | M.D. 

Korea University, Graduate School of Medicine | Ph.D.

Cleveland Clinic Foundation | Post-Doc Research Fellow

Neurosurgical Residency, Asan Medical Center, Ulsan Univ.  

Clinical Fellow, Neurosurgery, Asan Medical Center, Ulsan Univ. 

Clinical Fellow, Neurosurgery, .Inha Univ. Hospital 

Professor, & Chairman, Neurosurgery, Inje Univeristy Ilsan Paik Hosptial

Director, Novalis Radiosurgery Center, Ilsan Paik Hospital

Director, Neuroscience & Radiosurgery Hybrid Research Center, Inje University

Overseas experiences in ODA projects (KOICA)ㅣDirector, Bagram Korean Hospital, Korean PRT, BAF, AF

President, The Korean Radiosurgery Society

President, Korean Spine Oncology Research Society

Director Executive Committee, The Korean Spinal Neurosurgical Society

Special Director of the Korean Society of Neuroradiosurgery

Member, The Korean Spinal Neurosurgical Society, International Stereotactic Radiosurgery Society (ISRS)

International Member, American Society for Therapeutic Radiology and Oncology(ASTRO), American Association of Neurological Surgeons (AANS)

Advisory Committee Member of the Medical Technology Reevaluation Advisory Group (NECA)

Specialized Evaluation Committee Member of the Korea Health Technology Assessment Institute's New Medical Technology Assessment Division by field (NECA)

(HONORS)

Best Original Paper Award, Korean Society of Medical Physics

Best Paper Award, The Korean Radiosurgery Society

Outstanding Contribution Award, The Ministry of Justice, Korea

Outstanding Contribution Award, The Ministry of Health & Welfare, Korea

Outstanding Contribution Award, The Ministry of Foreign Affairs, Korea