The usability of Instructional Multimedia (IMM) applications is vital for their success and for the satisfaction of their users, as the confusion resulting from using poorly designed programs can be particularly detrimental to learning performance. A number of approaches for expert-based evaluation of IMM have been proposed during the past few…

In this paper, a model is presented that uses educational dialogues to support the design process for learning support systems. The model is argued to provide a structure that links pedagogically motivated empirical studies of student-tutor-system interactions to problem specification and system design, and to result in the creation of learning…