Paper presented at the World Conference of the International Council of Distance Education, Bangkok, Thailand. Designing instructional text . Looking at interaction. Developing learning-centred trainers and tutors. A framework for the contextual analysis of technology-based learning environments.
Hypertext principles for text and courseware design.
Toward a constructivist design model. Analyzing and selecting instructional strategies and tactics. Motivational design and instruction. Which Might Reduce Dropout from Distance Education Courses. Instructional design for meaningful learning.