He has a master’s degree and a Ph.D. in management engineering from the Korea Advanced Institute of Science and Technology (KAIST) Graduate School of Management. His research interests include technical issues on intelligent information systems for marketing and finance, and behavioral issues on the adoption of information systems. His works has been published in Annals of Operations Research, Applied Soft Computing, Computers & Operations Research, Computers in Human Behavior, Expert Systems with Applications, International Journal of Electronic Commerce, Information & Management, and Technological Forecasting and Social Change.