He currently serves as a Director and Dean of the Technology Management, Economics and Policy Program (TEMEP) and of the International Information Technology Policy Scholarship Program (ITPP) at the Seoul National University and Associate Professor at the Seoul National University.
degree in Telecommunications from the University of Colorado, and his Ph.D. in Information Science and Telecommunications from the University of Pittsburgh, Pennsylvania in the United States with the Dissertation entitled "A Market-Based Model for the Bandwidth Management of IntServ-DiffServ QoS Interconnection".
He is now leading the research groups of IT Innovation Study, Telecommunications Industry & Broadband Convergence in TEMEP in SNU.
Simultaneously, he has been supervising research and theses of Master's and Doctoral candidates in SNU.
He is actively taking part in the local and international research and academic organizations.