Education

* Education

•Ph.D, Mathematics Education, Seoul National University Graduate School, Seoul, Korea(1997)

Advisor: Prof. Jeong-ho, Woo

• MS, Mathematics Education, ,Seoul National University Graduate School, Seoul, Korea(1992)

Advisor: Prof. Jeong-ho, Woo

• BS, Mathematics Education, Department of Mathematics Education, College of Education, Seoul National University, Seoul, Korea(1990)