This paper reviews the communicative behavior surrounding the coordination of expert and "semi-expert" groups of scientists and engineers by analyzing several histories of technology that focus on the coordination of research information between a research organization and many development organizations. For the paper's purposes,…

This article elaborates a model for understanding pedagogy in online educational forums. The model identifies four key components. Intellectual engagement describes the foreground cognitive processes of collaborative learning. Communication processes operating in the background accumulate an ever richer store of shared understandings that enable…