This paper provides an overview on the synergies between social web and knowledge managemen, topics, program committee members as well as summary of accepted papers for the SWKM2008 workshop. Categories and Subject Descriptors H.3.4 [Systems and Software]: [Information networks, User profiles and alert services]; H.3.1 [Content Analysis and Indexing]: [Dictionaries, Indexing methods]; H.4.m [Information Systems]: Miscellaneous; H.5.3 [Information Interfaces and Presentation]: Group and Organization Interfaces--Computer-supported cooperative work, Organizational design, Web-based interaction; H.5.4 [Information Interfaces and Presentation]: Hypertext/Hyperme-dia-Navigation, User Issues General Terms Algorithms, Design, Human Factors, Management Keywords Social Web, Knowledge Management, Semantic Web, Web 2.0