1961 : I was born in Gangneung, Gangwondo, South Korea.
1981-1985 : I was graduated from Yosei University (Major in Physical medicine and Rehabilitation technology)
19985-1990 : Worked at Sevrance Hospital Medical Center, Yonsei University as a physical therapist.
1991 - present : Works as a professor, Dept. of occupational thearapy, Daegu University, Daegu, South Korea.