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Poellhuber, B., Karsenti, T. & Allen, C. (2009). Telecollaboration and virtual communities of practice for teachers professional development: theoretical and methodological issues. In G. Siemens & C. Fulford (Eds.), Proceedings of ED-MEDIA 2009--World Conference on Educational Multimedia, Hypermedia & Telecommunications (pp. 2354-2357). Honolulu, HI, USA: Association for the Advancement of Computing in Education (AACE).