Prepared as part of a larger work on human intelligence, this report examines basic attentional and perceptual contributions to intelligence. The report is organized into two sections: the first summarizes and evaluates research that has tried to uncover basic information processing skills that account for individual differences in intelligence;…

Focusing primarily on learning disabled children, the article briefly reviews the literature related to perceptual skills required in reading acquisition and the validity of current perceptual measures to tap these task-related perceptual abilities, and proposes an informal task-related measure to overcome the drawbacks of more formal measures of…

A model of context effects in perception is applied to perception of letters. Perception results from excitatory and inhibitory interactions of detectors for visual features, letters, and words. The model produces facilitation for letters in pronounceable pseudowords as well as words and accounts for rule-governed performance without any rules.…

Behaviorism cannot adequately explain language processing. A synthesis of the psycholinguistic and information processing approaches of cognitive psychology, however, can provide the basis for a speculative analysis of reading, if this synthesis is tempered by a perceptual learning theory of uncertainty reduction. Theorists of information…

To determine how procedural instructions comprised of text and pictures are comprehended and executed, a research review focused on (1) differences in comprehension and performance attributable to variations in the information's organization, (2) the format of the information, (3) the metacognitive strategies employed by the readers, and (4) the…