Existing research has looked at the potentials, affordances and the productive use of educational technologies to support collaborative learning. Many of these technology tools are purportedly constructed under principles of social constructivist theory of learning. It is timely to examine whether and how these tools, their affordances, and the…

Currently, for educators and researchers, diagnosing the online interactions specifically related to knowledge and expertise exchanges is challenging. To address the problem, this paper describes a framework for the understanding and measurement of expertise presence in computer conferences. Expertise presence is defined as a persistent…

Discussion of desktop videoconferencing and its use for remote tutorials focuses on limitations in current methods for assessing video channel quality, which is thought to affect the effectiveness of the tutorial. Outlines a new scheme for tutorial content quality analysis and discusses results from tests with higher education students. (Contains…

Discussion of the development of educational hypermedia systems for the Web builds on theories from instructional design and learning styles to develop a design rationale and guidelines for adaptive Web-based learning systems that use individual differences as a basis of system adaptation. Considers content adaptation and adaptive navigation…

Discusses use of the Web for online instruction and presents a design framework for creating online learning environments. Highlights include approaches to instruction, including behaviorism, cognitivism, and constructivism; learning activities; content; learner support; and application of the framework for a graduate course at the Indira Gandhi…