I am a member of the research faculty at Carnegie Mellon University in Pittsburgh Pittsburgh, PA (USA).

My research and interests lie in the area of learning science, particularly in educational technology, collaborative learning, e-learning principles, the application of AI techniques to educational systems, and intelligent tutoring systems.

I earned a Ph.D. in Intelligent Systems at the University of Pittsburgh in 1999. I also have extensive professional experience in software design and development and project management.

My personal interests include hiking, biking, volleyball, and skiing. Also, I love travelling and a glass of good red wine.