Disfunctions are drawn between visual perception and visual function, and four optometrists respond with further analysis of the visual perception-visual function controversy and its implications for children with learning problems. (CL)

The author discusses applying J. Piaget's philosophy to the treatment of learning-related visual problems by first probing for the available knowledge in the person's ocular sensorimotor intelligence, visual thinking, and logical reasons. Then, through tasks, the individual is encouraged to engage in high-level thinking in the undeveloped areas.…

The author contends that, while visual defects should not be confused with defects in visual perception, the identification and treatment of visual problems is an important element in the diagnosis and remediation of learning disabilities. (Author)

The author reviews aspects of visual integration which should be assessed in students with suspected learning problems: visually directed and monitored movements, visual tactual integrations, visual auditory language integrations, and visual systems integrations. (CL)

The study compared the effectiveness of Irlen filters and traditional optometric intervention with 30 volunteers (ages 9-51). Pre- and posttesting revealed that subjects in both treatment groups were more comfortable after treatment, that only the vision therapy group showed improved visual functioning, and that the Irlen filter group did not show…