Knowledge Management, Information Systems, E-Learning, and Sustainability Research : Third World Summit on the Knowledge Society, WSKS 2010, Corfu, Greece, September 22-24, 2010, Proceedings, Part I - Miltiadis D. Lytras, Patricia Ordonez De Pablos, Adrian Ziderman, Alan Roulstone, Hermann Maurer, Jonathan B. Imber ((Communications in Computer and Information Science))