Animated models explicating how a problem is solved and why a particular method is chosen are expected to be effective learning tools for novices, especially when abstract cognitive processes or concepts are involved. Cognitive load theory was used to investigate how learners could be stimulated to engage in genuine learning activities. It was…

In an earlier study, we had tested if observing a collaboration model, or alternatively, following a collaboration script could improve students' subsequent collaboration in a computer-mediated setting and promote their knowledge of good collaboration. Both model and script showed positive effects. The current study was designed to further probe…

Describes the Vicarious Learner Project, a project which investigates the fundamental role of dialog for learning, specifically the benefits to learners of being able to observe others participating in discussion. Theoretical aspects of the work, a high-level process model of learning, and a more detailed logic model of what happens in educational…