Doctor of Medicine in Medical Science, Catholic University, 1986. Master of Science in Medical Science, Catholic University, 1990. Doctor of Philosophy in Medical Science, Tokyo University, 2000.
Fellow School Medicine Sungkyunkwan University, Soowon, Republic of Korea, 1995—1996, assistant professor department surgery, 1996—2001, assoc professor, 2001—2007, professor, since 2007. Clinical fellow University Minnesota, 1997, University Wisconsin, 1998. Fellow University Emory, 2000—2002.
Member of International Cell Therapy Society, International Transplantation Society, Korean Society Immunology, Korean Society Transplantation, Korean Society Sugery.
Married Myunghee Kim, June 27, 1985. Children: YouJin, Youmin.