In order to optimize learner performance in all the conditions of learning, Gagne proposed the application of a nine-step process called the events of instruction. Events 1, 2, and 3--gaining attention, informing learners of the learning objective, and reminding learners of prerequisite skills fall within the rubric of preinstructional activities.…

Examines the effects of three preinstructional strategies--advance organizers, performance objectives, and structured overviews--in enhancing learner understanding of textual materials. Two achievement tests were administered to 674 preservice teachers enrolled in two of Zimbabwe's teachers' training colleges. Results indicated that performance…