COLLABORATION TRENDS DURING ACTION RESEARCH IN AN E-LEARNING ENVIRONMENT FOR DEVELOPING AND ACQUIRING EFFECTIVE PERSONAL KNOWLEDGE Topics: Collaborative Learning; e-Learning Success Cases; e-Learning Tactics and Strategies; Metrics and Performance Measurement; Pedagogy Enhancement with E-Learning; Web-Based Learning, Wikis and Blogs In Proceedings of the 3rd International Conference on Computer Supported Education - Volume 1: CSEDU, 179-186, 2011 , Noordwijkerhout, Netherlands