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Palomares, Melanie; Landau, Barbara; Egeth, Howard – Brain and Cognition, 2009
Williams Syndrome (WS) is a rare neurodevelopmental disorder, which stems from a genetic deletion on chromosome 7 and causes a profound weakness in visuospatial cognition. Our current study explores how orientation perception may contribute to the visuospatial deficits in WS. In Experiment 1, we found that WS individuals and normal 3-4 year olds…
Descriptors: Developmental Disabilities, Neurological Impairments, Spatial Ability, Young Children
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Goldberg, M. C.; Mostofsky, S. H.; Cutting, L. E.; Mahone, E. M.; Astor, B. C.; Denckla, M. B.; Landa, R. J. – Journal of Autism and Developmental Disorders, 2005
Background: The executive functions of inhibition, planning, flexible shifting of actions, and working memory are commonly reported to be impaired in neurodevelopmental disorders. Method: We compared these abilities in children (8?12 years) with high functioning autism (HFA, n = 17), attention deficit-hyperactivity disorder (ADHD, n = 21) and…
Descriptors: Children, Autism, Attention Deficit Disorders, Hyperactivity