Master of Education in Korean Language Educatio as a Foreign Language in The Graduate School of Education, Yonsei University Former Korean language instructor at Soonsil University Former Korean language instructor at the Samsung Human Resources Development Center Former Analysis Staff at The National Institute of the Korean Language Former Korean language instructor at Sogang University Former IB Korean teacher at International School of Tianjin (China) Current IB Korean teacher at Taejon Christian International School Book Coauthor of Analytical Study on Teaching Materials of Korean Language as a Foreign or Second Language (2005), National Institute of Korean Language
Ph.D. in Education, Yonsei University Master of Education in Korean Language Education as a Foreign Language in The Graduate School of Education, Yonsei University Former Korean language instructor in The Korean Language Institute at Yonsei University Current Korean language Teacher at Seoul Foreign School (High School)