His lab (Einbrain Lab, www.einbrain.com) focuses on the use of artificial intelligence in education, learning analytics, and adaptive learning systems. His primary research includes applications of conversational intelligent agents in online learning environments. He holds a Ph.D. in Instructional Systems Technology from Indiana University, and an M.S. in Computer Science and Engineering and a B.A. in Religious Studies from Seoul National University (SNU), and also completed the master’s program in Cognitive Science at SNU. Presently, he serves as the Managing Editor of The International Journal of Multiple Research Approaches.