1998.07 University of Cambridge Certificate of English Language Teaching to Adults-CELTA
1992.05~1993.08 Loyola University New Orleans MBA
2007.01~2009.03 Indiana University MSED in IST
2016.8 - 2024.08 Indiana University EDD in Literacy, Culture and Language Education.

2004.09~2006.08 군산대학교 English Lang&Lit Visiting professor
2007.03~2008.02 전남대학교 English Lang&Lit Full time Professor
2008.08~2012.08 광주대학교 English Full time Professor