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O'Hearn, Kirsten; Roth, Jennifer K.; Courtney, Susan M.; Luna, Beatriz; Street, Whitney; Terwillinger, Robert; Landau, Barbara – Developmental Science, 2011
Williams syndrome (WS) is a genetic disorder associated with severe visuospatial deficits, relatively strong language skills, heightened social interest, and increased attention to faces. On the basis of the visuospatial deficits, this disorder has been characterized primarily as a deficit of the dorsal stream, the occipitoparietal brain regions…
Descriptors: Visual Stimuli, Topography, Earth Science, Language Skills
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Dilks, Daniel D.; Hoffman, James E.; Landau, Barbara – Developmental Science, 2008
Evidence suggests that visual processing is divided into the dorsal ("how") and ventral ("what") streams. We examined the normal development of these streams and their breakdown under neurological deficit by comparing performance of normally developing children and Williams syndrome individuals on two tasks: a visually guided action ("how") task,…
Descriptors: Vision, Cognitive Processes, Child Development, Developmental Stages