Dual coding theory distinguishes between verbal and non-verbal thought processes, and places mental imagery as the primary function for non-verbal processing. The theory claims that information is stored in two different ways – verbally and visually – and although these two codes are independent of one another, and can each be used separately, they can also interact to enhance learning.
Index Type: Journal article
Galton asks 100 male participants to picture their breakfast table and then describe to him the vividness of their impressions. Galton discovers that this ability varied remarkably; some individuals could draw up mental images just as brilliant as the scene itself while 12 of his subjects could only conjure up a dim image, or no image at all.