Reviews the effects of vision changes on intelligence and explains how intellectual performance may be improved by attempting to compensate for vision loss. Suggests that vision factors can't be ignored when assessing intellectual changes and may account for a large portion of mental impairment previously ascribed to other factors. (JAC)

Reviews the effects of vision changes commonly associated with aging (e.g., cataract, presbyopia, pupil changes) and examines their relationship to intellectual performance. Discusses variables related to intellectual functioning including motivation, education, test anxiety, and fatigue. (LLL)