Knowledge of prerequisite dependencies is crucial to several aspects of learning, from the organization of learning content to the selection of personalized remediation or enrichment for each learner. As the amount of content is scaled up, however, it becomes increasingly difficult to manually specify all of the prerequisites among the different…

Focuses on four major theories and models of undergraduates' epistemological development. Proposes a theoretical framework for undergraduates' information seeking behavior based on insights into their knowledge construction offered through these models and theories. (Contains 60 references.)(AEF)

The empirical study of knowledge representation is the focus of this paper, which observes that language as the cognitive instrument in the communication of phenomena must be capable of expressing relations of the observer-observation kind. The paper points out that this implies a coopeartive process at work in the production of a text, of which…