He majored in calligraphy at Wonkwang University and completed his doctoral program at Dongguk University. In 2002, he founded CalliDesign, a company specializing in calligraphy, where he is currently the president, and served as a board member of the Korea Calligraphy and Design Association. He has been in charge of important large-scale projects in Korea, including the slogan titles for the 17th and 18th presidential inaugurations, the slogan titles for the opening of Gwanghwamun Square, the slogan titles for the opening of Incheon Bridge, the poster and slogan titles for the 60th anniversary of the Armed Forces Day, the Korean character CI for Hyundai Heavy Industries, and the Korean character CI for Hyundai USS Korea. Recently, he has been focusing his efforts on establishing the theory of calligraphy, a barren field. His books include Practical Calligraphy 1 and 2, Calligraphy, In Search of Korean Monuments, Introduction to Korean Calligraphy 1, and Understanding Calligraphy (co-authored).