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Enns, James T.; Akhtar, Nameera – Child Development, 1989
Subjects of 4, 5, 7, and 20 years of age performed a speeded classification task designed to isolate sources of interference in visual selective attention. While subjects of all ages were unable to avoid processing distractors, older subjects were better able to inhibit distractor processing. (RH)
Descriptors: Adults, Attention, Children, Individual Development

Enns, James T.; Brodeur, Darlene A. – Journal of Experimental Child Psychology, 1989
Measured covert shifts of visual attention of observers aged 6, 8, and 20 years in a speeded classification task. There were differences between children's and adults' attention orientation, target processing, and use of predictability in cues. (SAK)
Descriptors: Adults, Attention Control, Children, Cognitive Development

Enns, James T.; Girgus, Joan S. – Developmental Psychology, 1986
Three experiments with observers aged 6 to 21 years of age examined the integration of shape information over successive glances. Results indicated age-related improvements in the sequential integration of shape information, both when integration occurs through successive glimpses over space and when information is separated only in time. (HOD)
Descriptors: Adults, Age Differences, Children, Encoding (Psychology)