* Currently:
- Professor of Management, School of Business, Yonsei University

* Formerly:
- Dean, Global Learning Institute, International Campus, Yonsei University
- Director, Center for Business and Government, Institute of Convergence 
Science, Yonsei University
- Visiting Scholar: University College Dublin (Smurfit School of Business), INSEAD (Abu Dhabi), San Jose State University (Global Leadership Advancement Center), Keio Business School, UCLA (Center for Korean Studies)
- Director, Leadership Center, Yonsei University
- Chair, Joint Major Program in Venture Studies
- Editor, Korean Venture Management Review
- Vice-Dean, Graduate School of Business, Yonsei University
- Visiting Scholar: Ohio State University (Fisher College of Business), Imperial College London (Tanaka Business School), University of Pennsylvania 
(Wharton School)
- Associate Professor of Management, College of Business, Yonsei University
- Assistant Professor of Management, College of Business, Yonsei University
- Assistant Professor, Faculty of Business Administration, National University of Singapore
- Lecturer, The Wharton School, University of Pennsylvania

* Education:
- Ph.D. in Management, Wharton School, University of Pennsylvania, 1993
- M.A. in Organizational Behavior, Yale University, 1989
- M.A. in Business Administration, Graduate School, Yonsei University, 1985
- B.A. in Business Administration, Yonsei Univerity, 1983