Professor Heo Sook currently teaches English and English conversation at Donggang University and serves as the Director of Department of International Affairs and the Director of Training Center for Customer Satisfaction. She is interested in strengthening global competencies of college students and serves as an academic research director of Asia TEFL and an advisor of the HTHT University Consortium of Education Commission Asia. Heo received her bachelor's and master's degrees in English from The University of North Texas and her Ph.D. from Hankuk University of Foreign Studies.