A prominent theory of category learning, COVIS, posits that new categories are learned with either a declarative or procedural system, depending on the task. The declarative system uses the prefrontal cortex (PFC) to learn rule-based (RB) category tasks in which there is one relevant sensory dimension that can be used to establish a rule for…

High on the list of today's educational priorities is the effective programing of pictorial stimuli as language teaching tools. The value of any image depends on its content of information, and essential for clear comprehension of any picture are the principles of causality, parallelism, and contrast or negative comparison. Both artist and teacher…

To increase the efficacy of visual instruction, more must be known about the operational forces within the image, and the determining factors in picture quality as a means of communication. The theory of information applied to this analysis of pictorial content, the fundamental thesis being that the value of an image depends on its content of…

Included in the publication are 10 articles on developing basic skills in severely and profoundly handicapped children. The first paper focuses on the development of object permanence, a basic cognitive skill, while the second and third review procedures for developing self care skills (toileting and eating). A fourth paper discusses an…