Humans rely heavily on their sense of vision and look at images in response to their need for information. People learn from didactic images within environments; for this reason, in traditional educational environments, educators tend to care about visual representation. As today's technology brings images to wider audiences with more diverse…

A discussion of an investigation of the effectiveness of viewing three types of visual presentations over different intervals of time. (Author)

Discusses the theory and research underlying the use of realistic and compressed images or representational images developed from 1950-80 using print, slides, and film media. Topics include the theories of visual realism, visual realism and instruction, and the foundations of visual compression. (20 references) (KRN)

Man seems unable to retain different information from different senses or channels simultaneously; one channel gains full attention. However, it is hypothesized that if the message elements arriving simultaneously from audio and visual channels are redundant, man will retain the information. An attempt was made to measure redundancy in the audio…

This compilation of readings in educational media and research makes accessible published and unpublished documents relevant to designers and users of educational media. Volume I is divided into two parts, "Basic Foundations" and "Media Characteristics.""Basic Foundations" refers to that upon which a science of instructional media design and…