Pruning the Answer Garden: Knowledge sharing in maintenance engineering, V. Pipek, V. Wulf. Discovery of explicit and implicit connections between people using email utterance, R. McArthur, P. Bruza. Applying cyber-archaeology, Q. Jones. Dependable red hot action, K. Clarke, et al. Reconsidering common ground: Examining Clarke's contribution theory in the OR, T. Koschmann, C.D. LeBaron. Group-to-group distance collaboration: Examining the "space between", G. Mark, et al. Informing the development of calendar systems for domestic use, A. Crabtree, et al. Supporting collaboration ubiquitously: An augmented learning environment for architecture students, G. Iacucci, I. Wagner. System guidelines for co-located, collaborative work on a tabletop display, S.D. Scott, et al. Assembling history: Achieving coherent experiences with diverse technologies, M. Fraser, et al. Learning and living in the "new office" E. Bjerrum, B. Amento. Seeing what you are hearing: Co-ordinating responses to trouble reports in network troubleshooting, S. Whittaker, B. Amento. When can I expect an email response? A study of rhythms in email usage, J.R. Tyler, J.C. Tang. Multi-team facilitation of very large-scale distributed meetings, D.R. Millen, M.A. Fontaine. Proving correctness of transformation functions in real-time groupware, A. Imine, et al. Awareness in contact, T. Gross, W. Prinz. Customizable collaborative editor relying on treeOPT algorithm, C.-L. Ignat, M.C. Norrie. Tourism and mobile technology, B. Brown, M. Chalmers. Moving to get ahead: Local mobility and collaborative work, J.E. Bardram, C. Bossen. "Repairing" the machine: A case study of evaluating computer-aided detection tools in breast screening, M. Hartswood, et al. Index of Authors.