Masters degree, Applied Linguistics, New Castle University, UK.

IPhD Candidate, Education and Applied Linguistics, Newcastle University, UK.

PhD Candidate, Dongguk University, Graduate School, English Major. 

Currently, Chief instructor in Dongguk University, Internaional School of Language.

Co-authored Let’s Learn Together KOREAN 5 (2011. Dongguk University Press)

TOPIK Intermediate and Advanced Vocabularies & reading in 30 days (2016. Pagijong)

TOPIK Beginner and Intermediate Vocabularies & reading in 30 days (2017. Pagijong)