Dr. Xiangen Hu is presently a professor in the Department of Psychology at The University of Memphis. Dr. Hu received his Master (applied mathematics) from Huazhong University of Science and Technology in 1985, Master (Social Sciences) in 1991 and Ph.D. (Cognitive Sciences) in 1993 from the University of California, Irvine. He joined the University of Memphis in 1993. Dr. Hu's primary research areas include Mathematical Psychology, Research Design and Statistics, and Cognitive Psychology. More specific research interests include General Processing Tree (GPT) models, categorical data analysis, knowledge representation, computerized tutoring, and advanced distributed learning.

Dr. Hu has been a faculty member of the University of Memphis for over a decade. His research interests range from human learning and memory, computational linguistics and artificial intelligence to mathematical psychology, where he has published extensively. Dr. Hu has been active in the ADL Initiative from the beginning becoming one of the early advocates of SCORM (Sharable Content Object Reference Model), especially during his tenure as an R&D director at an e-Learning company in Memphis. He has developed several e-Learning applications and served as computational architect for several federal grants at the Institute for Intelligent Systems at The University of Memphis. In addition, Dr. Hu was (2008-2009) the president for the Society for Computers in Psychology (SCiP).