is Research Coordinator at the Center for the Management ofInformation at the University of Arizona and Associate Professor of CollaborationEngineering at Delft University of Technology in the Netherlands. He is also Directorof Research and Development for GroupSystems.com. As a reseiu-cher, he has pub-lished more than 60 scholarly works on the theoretical foundations collaboration,and he applies his findings to the development and deployment of collaborative tech-nology to enhance team productivity, team creativity, and team satisfaction. His workon organizational transition to collaborative technology led to new insights abouthow to conceive of and deploy group support systems so as to create self-sustainingand growing communities of users. He received his Ph.D. from University of Arizonain 1994.