Cognition and Perception Commons^™

Developmental Study Of The Mueller-Lyer Illusion Under Conditions Of Restricted Exposure Time & Task Interference, Jerald Clampitt

Masters Theses & Specialist Projects

The present study brought together two lines of research in an attempt to explain some issues in perceptual development. The first pertained to the Mueller-Lyer illusion which tends to decrease with age. Piaaet attributed this change to increased perceptual activities, such as eye movements in the older subjects. Pollack related it to changes in the physical structure of the eye. Grice attributed the charge partially to cognitive processes, and partially to perceptual activities. Second, the concept of iconic memory was reviewed. Grice had employed the concept of iconic memory in an attempt to relate the age related changes in illusions …