Deaf of sign language in a native language
Master of Arts in Sign Language Interpreter in International
Doctoral candidate in Rehabilitation Science & Linguistics
Gallaudet University, Washington D.C, English Language Institute & Student Exchange Program
World Federation of the Deaf Youth Section, 2007-2011 Board
Seoul Korean Sign Language Professional Institute, Instructor
Daegu University, American Sign Language Instructor
Seoul Samsung School for the Deaf, International Sign Language Instructor
Seoul National School for the Deaf, ISL/ASL Instructor
Nazarene University, Korean Sign Language interpreter study, Instructor
Korea Association of the Deaf, KSL Interpreter Evaluation Committee

- Current Position
Nazarene University Graduate School, Instructor
Nazarene University, Sign Language Research Institute, Researcher
Korean Deaf Child Education Research Institute Vice President
Korea Association of the Deaf Youth, international advisory
Korean Sign Language teachers, Instructor
Society of Korean Sign Language, Board