Non-participation and poor quality participation in online environments is often discussed in the literature. Interaction and engagement in online discussions are critical for understanding and constructing new knowledge. In this case study, we examined messages posted by graduate students in four online debates for quantity and quality. The…

Much is unknown about the effectiveness of networked technology in education. Although a great deal of research exists dealing with the effectiveness of various types of web-based learning systems, the focal question of most evaluation studies does not concern the innovation of the delivery model itself and the factors that contribute to its…