... oforganizations in multi-agent systems. ICMAS-98, Paris, France, 128-135.Fox, M. S. (1981). An organizational view of distributed systems. IEEE Transac-tion on Systems, Man and Cybernetics, ... Czerwinski, M., & Horvitz, E. (2001). Notification, Disruption, and Memory: Effects of Messaging Interruptions on Memory and Performance.Proceedings of Human-Computer Interaction - INTERACT ... high precision. A typical example of personalized services is the use ofrecommender systems. Recommender systems have been adopted by many big Web retailers, suchas Amazon.com and CDNow.com...