Distributed Communities on the Web: 4th International Workshop, DCW 2002 Sydney, Australia, April 3-5, 2002, Revised Papers (Lecture Notes in Computer Science, 2468, Band 2468)

during, andaftertheconference. We are convinced that this conference series is very timely, and meets the needs of many researchers interested in building networked communities. We hope that you ?nd the proceedings interesting and stimulating, and hope that youwilljoinusinUlminSpring2004forthenextDCWconference. September2002 JohnPlaice PeterKropf PeterSchulthess JacobSlonim Organization DCW 2002 was organized with the support of the School of Computer Science and Engineering and the Software Engineering Research Group at the Univ- sity of New South Wales, Sydney, Australia, in cooperation with ACM, ACM SIGPLAN,andACMSIGWEB.