Bachelor of Science, National Gyeongsang University, Jin Ju, South Korea, 1995. Master of Science, National Gyeongsang University, Jin Ju, South Korea, 1997. Doctor of Philosophy, Yonsei University, Seoul, South Korea, 2003.
Research assistant professor Ajou University School Medicine, Suwon, since 2008.
Member editorial board World Journal Gastroenterology, Beijing, since 2007.
Married Jung Hun Kwak, November 21, 1999. Children: Chan Kwak, Min Kwak.