e received both the M.A.Ed. in 1987 and an Ed.D. in 1989 in Curriculum and Instruction from Virginia Polytechnic Institute and State University. Prior to coming to Georgia in 1989, he taught mathematics and computer science in public schools and in a private international school in Venezuela.

He is one of the founders of the LPSL at UGA He has had funded projects related to intelligent tutoring with the U.S. Army Research Institute, work with at-risk middle school age children developing multimedia documents that are published both as a CD-ROM and as HTML documents, and with SabreLearning conducting case studies of learners who experience all of their learning through the web. While he has partnered with the Army Research Institute, Clarke Middle School, and iXL in the past, he is currently partnering with SabreLearning. His current research interests are focused on cognitive applications of technology, learning theory, motivation theory, and instructional theory.