Activities

|| Program Committee Memberships

    » European Conference on Machine Learning/European Conference on Principles and Practice of Knowledge Discovery in Databases, Workshop Mining Ubiquitous and Social Environments (MUSE), 2012.
    » European Semantic Web Conference (ESWC), Workshop Scripting for the Semantic Web, 2012.
    » OST’12: Open and Social Technologies for Networked Learning. 2012.
    » INFORMATIK 2012, Workshop Interaktion und Visualisierung im Daten-Web (IVDW), 2012.
    » World Wide Web Conference (WWW), Workshop Semantic Web Collaborative Spaces, 2012.
    » Open Knowledge Conference (OKCon), 2011.
    » Associate Editor, Track “Neue Technologien und Anwendungen”, Wirtschaftsinformatik, 2011.
    » European Conference on Machine Learning/European Conference on Principles and Practice of Knowledge Discovery in Databases, Workshop Mining Ubiquitous and Social Environments (MUSE), 2011.
    » ACM Hypertext (HT), Social Media Linking People and Things Track, 2011.
    » Australasian Conference on Information Systems (ACIS), Enterprise 2.0 and Corporate Social Media Track, 2011.
    » Konference Professional Knowledge Management,Workshop on Integrated Knowledge Management Systems (IKMS), 2011.
    » European Conference on Machine Learning /European Conference on Principles and Practice of Knowledge Discovery in Databases (ECML/PKDD), Workshop Mining Ubiquitous and Social Environments (MUSE), 2010.
    » ACM Hypertext (HT), Social Computing Track , 2010.
    » IEEE International Conference on Social Computing (SocialCom), 2010.
    » European Semantic Web Conference (ESWC), Workshop SemWiki – The Wiki Way of Semantics, Track Semantic Web In-Use, Workshop Scripting for the Semantic Web, 2010.
  • European Conference on Machine Learning/European Conference on Principles and Practice of Knowledge Discovery in Databases, Workshop Mining Ubiquitous and Social Environments (MUSE), 2012.
  • Open and Social Technologies for Networked Learning (OST). 2012.
  • INFORMATIK 2012, Workshop Interaktion und Visualisierung im Daten-Web (IVDW), 2012.
  • World Wide Web Conference (WWW), Workshop Semantic Web Collaborative Spaces, 2012.
  • Open Knowledge Conference (OKCon), 2011.
  • Associate Editor, Track “Neue Technologien und Anwendungen”, Wirtschaftsinformatik, 2011.
  • European Conference on Machine Learning/European Conference on Principles and Practice of Knowledge Discovery in Databases, Workshop Mining Ubiquitous and Social Environments (MUSE), 2011.
  • ACM Hypertext (HT), Social Media Linking People and Things Track, 2011.
  • Australasian Conference on Information Systems (ACIS), Enterprise 2.0 and Corporate Social Media Track, 2011.
  • Conference Professional Knowledge Management,Workshop on Integrated Knowledge Management Systems (IKMS), 2011.
  • European Conference on Machine Learning /European Conference on Principles and Practice of Knowledge Discovery in Databases (ECML/PKDD), Workshop Mining Ubiquitous and Social Environments (MUSE), 2010.
  • ACM Hypertext (HT), Social Computing Track , 2010.
  • IEEE International Conference on Social Computing (SocialCom), 2010.
  • European Semantic Web Conference (ESWC), Workshop SemWiki – The Wiki Way of Semantics, Track Semantic Web In-Use, Workshop Scripting for the Semantic Web, 2010.
  • International Conference on Knowledge Management (ICKM 2009), Hong Kong, China, December 3-4, 2009.
  • European Semantic Web Conference (ESWC) 2009, Workshop on “SemWiki – The Wiki Way of Semantics”, “Scripting for the Semantic Web”, 2009.
  • K-CAP 2009 – “The Fifth International Conference on Knowledge Capture” is sponsored by ACM SIGART and held in cooperation with AAAI, Redondo Beach, California, 2009.
  • ACM Hypertext 2009 “Linking people, resources and annotations”, 2009.
  • Mensch & Computer 2009, Workshop on “Enterprise 2.0 – Web 2.0 im Unternehmen” (Enterprise 2.0 – Web 2.0 in companies), Berlin, 2009.
  • Conference on Professional Knowledge Management, Workshop on “Corporate Web 2.0: Knowledge networks and social software in companies”, “Knowledge Services & Mashups”, 2009.
  • Professional Aspects of Knowledge Management (PAKM) 2009, Workshop on “Knowledge Networks: Discovering network structure and patterns using Social Network Analysis”, 2009.
  • TRIPLE-I ’08, International Workshop on “Knowledge Acquisition from the Social Web”, Special Track on “Knowledge Services”, 2008.
  • European Semantic Web Conference (ESWC) 2008, Workshop on “Scripting for the Semantic Web”,
  • “SemWiki – The Wiki Way of Semantics”, 2008.
  • European Semantic Web Conference (ESWC) 2007, Workshop on “Bridging the Gap between Semantic Web and Web 2.0”, “Scripting for the Semantic Web”, 2007.

|| Organization / Chairing of Workshops

  • Co-Chair, Track Complex Interactions in Social Media, Hypertext 2012, Milwaukee (USA), 2012.
  • Co-Chair, Wikipedia:Academy, Berlin, 2012.
  • Co-Chair, Panel Open Platform-Based Ecosystems: The Mirroring Hypothesis, Industry Studies Conference, Pittsburgh (USA), 2011.
  • Co-Chair, Workshop Web Science (WSW 2010), INFORMATIK 2010, Leipzig, 2010.
  • Co-Chair,  Open Knowledge Conference (OKCon), London (UK) 2010.
  • Co-Chair, Conference on “Social Semantic Web (CSSW)“, SABRE – Software, Agents and Services for Business, Research, and E-Sciences 2007, Leipzig, Germany, 2007.
  • Co-Chair, Workshop on “Collaborative Knowledge Management“, 4th Conference Professional Knowledge Management, 2007, Potsdam, Germany, 2007.
  • Member of Organizing Committee, 4th Conference Professional Knowledge Management, 2007, Potsdam, Germany, 2007.
  • Co-Chair, Workshop on “Applying Social Software for Knowledge Management“, 2nd International Symposium in Media Informatics – “Cow Paths: Agency in Social Software”, Aachen, Germany, 2006.
  • Chair, Workshop on “Formation of Social Networks in Social Software Applications“, INFORMATIK 2006, Dresden, Germany, 2006.
  • Co-Chair, Workshop on “Modeling and Analysis of Knowledge Intensive Business Processes“, 3rd Conference Professional Knowledge Management, 2005, Kaiserlautern, Germany, 2005.

|| Reviews for Conferences, Publishers, etc.

  • Springer volume, Mining Ubiqitous and Social Environments, Springer Verlag, 2012.
  • Semantic Web Journal, Special Issue The Personal and Social Semantic Web, IOS Press Journal, 2011.
  • it – Information Technology, Special Issue Knowledge Processes and Services, Oldenbourg Verlag, 2011.
  • Wirtschaftsinformatik (WI 2011), Track IS in den Dienstleistungen, 2011.
  • Journal Social Networks Analysis and Mining, Springer, 2010/11/12.
  • Journal Software: Practice and Experience, Wiley InterScience, 2010.
  • Journal of Web Semantics, Special Issue Bridging the Gap – Data Mining and Social Network Analysis for Integrating Semantic Web and Web 2.0, ELSEVIER, 2010.
  • Journal of Technical Communication, 2009
  • Springer, Textbook: Social Semantic Web, 2008.
  • Special Issue on “Social Networking through ICTS” Journal of Information Technology, 2009.
  • AMCIS – American Conference on Information Systems, 2007/08.
  • ECIS – European Conference on Information Systems, 2007/08/09.
  • HICSS – Hawaii International Conference on System Sciences, 2007/08/09.
  • ICIS – International Conference on Information Systems, 2007.

|| Editorship

Editorial Board Member, Journal of Emerging Technologies in Web Intelligence (JETWI), since 2009.

|| Miscellaneous

Member of  IFIP Working Group 13.7: HCI and Visualization