2021 What is fostered at Korean universities? Copycat or Creator? Keynote Speech of 2nd Annual Entrepreneurship Conference (Korea).
2021 Better University Education in the Post COVID-19 Era. Keynote Speech of 1st Annual Good Education Conference, BaekSeok University Virtual Conference (Korea).
2020 Innovation of Distance Education in the Untact Era. Keynote Speech of 2020 Cyber University President Summit, University Competitiveness Network (Korea).
2019 Why International Baccalaureate? – IB for Korean Education Reform. Keynote Speech of CITEF(Cheongju International Teacher Education Forum) 2019, Chungbook Provincial Office of Education & Cheongju National University of Education (Korea).
2018 Paradigm Shift in Evaluation in Korean Public Education. Keynote Speech of Annual Conference on Open Education 2018, Korean Association of Open Education (Korea).
2018 Paradigm Shift of College Assessment. Keynote Speech of Assessment Innovation Symposium of Medical Education, Medical College at Yonsei University (Korea).
2013 A Practice-Based Conceptual Framework for e-Learning in Higher Education: From the Perspective of ‘Structure’ and ‘Interaction’. Keynote Speech of 3rd Annual International Conference on Education and e-Learning 2013 (EeL 2013), Global Science and Technology Forum (GSTF) (Singapore).
2011 Evolutionary Change of Communication in Education: in the era of synchronous e-text communication. Keynote Speech of Annual International Conference on Education and e-Learning 2011 (EeL 2011), Global Science and Technology Forum (Singapore)
2009 Peer Evaluation in Blended Team Project Learning for Quality Teaching: What do students find important? Keynote Speech of 2009 International Technological and Vocational Education Conference (ITVEC). (National Taiwan Normal University, Taiwan)
2006 Blended e-Learning in University Education (2006). Keynote Speech of Conference on Building Research and Educational Programs for Scientists and Engineers Based on International Telecommunications and Internet (Chiba University, Japan)