Evidence collected on the effectiveness of four educational technologies is briefly reviewed. The authors conclude that there is reasonable evidence that computer-assisted instruction can have at least a modest effect on improving learning and probably more when its instructional approaches are properly matched to instructional objectives, that…

Promising instructional development perspectives are synthesized into a set of perspectives that might be discussed by the instructional technology profession to set some new directions for the field. An integrated set of criteria, "Configurational Inquiry Instructional Development Perspective" (CIIDP), is proposed. Configurational…