Doctor of Medicine, Korea University, Seoul, 1987. Master of Science, Korea University, Seoul, 1990. Doctor of Philosophy, Korea University, Seoul, 1996.
Master in Public Health, Korea University, Seoul, 2001.
Professor Medical School Korea University, Seoul, since 1997, vice dean academic affairs, since 2007, chairperson medical education department, since 2007. Director Korea Hematology Association, Seoul, Republic of Korea, 2005—2006. Visiting scholar Memorial Sloan-Kettering Cancer Center, New York City, 2006—2007.
Captain Army, 1991-1994, Korea.
Member of Korea Hematopoietic Stem Cell Transplantation Association (Seoul), Korea Medical Education Association (Seoul) (chairperson monitoring committee 2002-2006), Korea Hematology Association (Seoul) (director 2005-2006).
Married Hyun Ju Joo; children: Soobin, Sejin.