Academic )
- DDS, Yonsei university in South Korea, dentistry, 1999
- BA, Hongik university in South Korea, history education, 2004
- MSc, Seoul national university in South Korea, medical humanities and history of medicine, in 2014
- PhD student, St Andrews university in the UK, history, 2014 - 8
Profession)
- Dentist at public health centers in South Korea, 2000 - 2
- History teacher at Salesio girls' high school in South Korea, 2004 - 5
- History teacher at Soongeui girls' high school in South Korea, since 2006