The 2nd International Temporal Web Analytics Workshop (TempWeb 2012), in conjunction with the 21st World Wide Web Conference (www2012), Lyon, France, April 17, 2012 (Workshop Co-Chair)
The 12th International Conference on Knowledge Management and Knowledge Technologies (I-Know'12), Graz, Austria,
September 5-7, 2012 (Member of the PC)
The 9th International Workshop on Text-based Information Retrieval (TIR 2012) in conjunction with the 23rd International Conference on Database and Expert Systems Applications (DEXA 2012), Vienna, Austria, September 3-7, 2012 (Member of the PC)
The 5th ACM International Conference on Web Search and Data Mining 2012 (WSDM 2012), Seattle, Washington, USA, February 8-12, 2012 (Member of the PC)
The 10th International Conference on Web-based
Learning
(ICWL 2011), Hong Kong SAR, China, December 8-10, 2011 (Member of the PC)
The 15th International Conference on Theory and Practice of Digital Libraries 2011 (TPDL 2011), Berlin, Germany, September 25-29, 2011 (Member of the PC)
The International Workshop on "Semantic Digital Archives - sustainable long-term curation perspectives of Cultural Heritage" 2011 (SDA 2011), in conjunction with the 15th International Conference on Theory and Practice of Digital Libraries 2011 (TPDL 2011), Berlin, Germany, September 29, 2011 (Member of the PC)
The 1st International Temporal Web Analytics Workshop (TWAW 2011), in conjunction with the 20th World Wide Web Conference (www2011), Hyderabad, India, March 28, 2011 (Workshop Co-Chair)
The 11th International Conference on Knowledge Management and Knowledge Technologies (I-Know'11), Graz, Austria,
September 7-9, 2011 (Member of the PC)
The 9th International Conference on Web-based
Learning
(ICWL 2010), Shanghai, PR China, December 8-10, 2010 (Program Co-Chair)
The 12th International Workshop of the Multimedia Metadata Community (SMDT 2010), Saarbrücken, Germany, December 1-3, 2010 (Workshop Co-Chair)
The 10th International Web Archiving Workshop (IWAW 2010), Vienna, Austria, September 22-23, 2010 (Workshop Co-Chair)
The 2nd ACM International Workshop on Multimedia Technologies for Distance Leaning (MTDL 2010), Florence, Italy, October 29, 2010 (PC Co-Chair)
The 3rd IEEE International Conference on Ubi-media Computing (U-Media 2010), Jinhua, PR China, July 5-7, 2010 (Special Session Chair)
The 4th Workshop on Information Credibility on the Web (WICOW2010), Raleigh, NC, USA, April, 2010 (Member of the PC)
The 10th International Conference on Knowledge Management and Knowledge Technologies (I-Know'10), Graz, Austria,
September 1-3, 2010 (Member of the PC)
The 8th International Conference on Web-based
Learning
(ICWL 2009), Aachen, Germany, August 19-21, 2009 (Program Co-Chair)
The 9th International Conference on Knowledge Management and Knowledge Technologies (I-Know'09), Graz, Austria,
September 2-4, 2009 (Member of the PC)
The International Workshop on Virtual Worlds for academic, organizational, and life-long learning (ViWo 2009) in conjunction with the 8th International Conference on Web-based Learning (ICWL 2009), Aachen, Germany, August 19-21, 2009 (Member of the PC)
The 6th International Workshop on Text-based Information Retrieval (TIR 2009) in conjunction with the 20th International Conference on Database and Expert Systems Applications (DEXA 2009), Linz, Austria, August 31 - September 4 (Member of the PC)
The 2nd Workshop on Methods and Cases in Computing Education (MCCE 2009), Barcelona, April 22, 2009 (Member of the PC)
The 9th IEEE International Conference on Advanced Learning Technologies (ICALT 2009), Riga, Latvia,
July 14-18, 2009 (Reviewer)
The 2nd International Workshop on Interactive Digital Entertainment
Technologies (IDET 2009), Taipei, Taiwan, December 3-5, 2009 (Publicity Co-Chair)
The 9th Workshop on Multimedia Metadata (WMM'09) in conjunction with COmpression et REprésentation des Signaux Audiovisuels (CORESA'09), Toulouse, France, March 19-20 (Member of the PC)
The International Workshop on Virtual Worlds for academic, organizational, and life-long learning (ViWo 2009) in conjunction with IMCL 2009 in Amman, Jordan, April 22-24, 2009 (Member of the PC)
Conference
EC-TEL'08
1st Workshop on Story-Telling for Educational Gaming
(STEG 2008), Maastricht, The Netherlands,
September 16, 2008 (Co-Organizer and Member of the PC)
Conference
EC-TEL'08
Workshop on Social Information Retrieval for Technology-Enhanced Learning
(SIRTEL 2008), Maastricht, The Netherlands,
September 17-19, 2008 (Member of the PC)
Conference
I-Media'08 at
Triple-I'08 Special Track
on Knowledge Acquisition from the Social Web (KASW
'08), Graz, Austria,
September 3-5, 2008 (Member of the PC)
Conference
I-Media'08 at
Triple-I'08 Special Track
on Cross-Platform Aspects of the Social Web (CPASW
'08), Graz, Austria,
September 3-5, 2008 (Member of the PC)
Conference
I-Know'08 at
Triple-I'08
Special Track on
Knowledge Visualization and Knowledge Relationship Discovery
(KVD'08), Graz, Austria,
September 3-5, 2008 (Member of the PC)
The IADIS International
Conference on Web
Based Communities 2007, Amsterdam, The Netherlands, July 24-26, 2007 (Member of the PC)
International Workshop on Interactive Digital Entertainment
Technologies (IDET
2008), Lanzhou, China, July 15-16, 2008 (Publicity Co-Chair & Member
of the PC)
The International Conference on Technology,
Communication and Education i-TCE
2008, Kuwait,
April 7-9, 2008 (Member of the PC)
The 7th International Conference on Web-based
Learning (ICWL 2008),
Jinhua, China, August
20-22, 2008 (Publicity Co-Chair & Member
of the PC)
Conference
ECSCW 2007
Workshop on "What is missing in Social Software? Current
collaborative practices in social software", Limerick,
Ireland, September 24-28, 2007 (Member of the PC)
The 3rdMPEG-7/21 Community Workshop
Test Sets for Multimedia
Interoperability & Application Scenarios, Aachen, Germany, November
24-25, 2005 (Co-Organizer & Member of the PC)
