He has been on the faculty of the Software College of Sungkyunkwan University in Seoul, Korea, since March 1987. He has been serving consecutive terms for Governing Board of UNESCO IITE in Moscow since September 2009. He represented Korean higher education institutions during his office of Secretary General of the Korean Council for University Education during the period of May 2011 – April 2013. He also served two consecutive terms as President of the Korea Education Research and Information Service (KERIS) from July 2004 to April 2008. His book about the best practice of e-Learning in Korea was published as an UNESCO IITE publication in November 2011. He had more than 20 years experiences of consulting on ICT in education for companies and the MOE of Korea and served as the Presidential Committee of the Republic of Bashkorotostan of Russian Federation, and the Minister of MOE of Thailand.
His current research topics include how to leverage AI in medical science and healthcare and Datafication for designing new education ecosystem challenging Industry Revolution 4.0 in education.