Program Co-Chairs, The 17th IEEE International Conference on Advanced Learning Technologies - ICALT2017, Timisoara, Romania, July 3-7, 2017.
Program Co-Chairs, the 14th IEEE International Conference on Advanced Learning Technologies ICALT2014, Athens, Greece, 7-9 July, 2014.
Program Co-Chairs, the 12th IEEE International Conference on Advanced Learning Technologies ICALT2012, University of Rome Tor Vergata, Italy, 4-6 July, 2012.
Program Co-Chairs, the 11th IEEE International Conference on Advanced Learning Technologies ICALT2011, University of Georgia, USA, 6-8 July, 2011.
Program Co-Chairs, the 9th IEEE International Conference on Advanced Learning Technologies ICALT2009, Riga Technical University, Latvia, 14-18 July, 2009.
Program Co-chairs, Technology Enhanced Learning (TELearn2009), October 6-8, 2009, Academic Sinica, Taipei, Taiwan.
Program Co-chairs, Technology Enhanced Learning (TELearn2008), December 4-6, 2008, Hanoi, Vietnam.
Program Co-chairs, Technology Enhanced Learning (TELearn2007), July 14~15, 2007, Taiwan.
International Co-chairs, International conference on Information Society, Miami, Florida, USA, 7-10 August 2006.
Taiwan Area Internet Annual Conference (TANET1999), Dec 1999, Kaohsiung, Taiwan.