Bachelor of Science, Medical College, Korea University, Seoul. Doctor of Medicine, Medical College, Korea University, Seoul, 1992. Master of Science, Graduate School, Korea University, Seoul, 1999.
Doctor of Philosophy, Graduate School, Korea University, Seoul, 2003.
Instructor Surgery, Inje University, Seoul Paik Hospital, Seoul, 2000—2001, Surgery, Ulsan University, Asan Medical Center, Seoul, 2001—2004, assistant professor, 2004—2008, associate professor, since 2008. Visiting professor Kobe University, Republic of Korea, 2006.
Member of Korean Medical Association, International Liver Transplantation Society, International Association Surgeons and Gastroenterologists, International Hepato-Pancreato-Biliary Association, Korean Society Transplantation, Korean Association HBP Surgery, Korean Surgical Society.