Investigates the drawing and copying skills of nine autistic and eight mentally retarded children matched for mental age. Results indicate a similarity of performance for the drawing tasks and significant differences concerning the copying. Discusses the specific functions performed better by the autistic children and provides illustrative…

Reviews the results of a longitudinal study examining the development of drawing skills of six children with Williams Syndrome. Presents quantitative and qualitative data regarding recognizability, organization, and developmental progress. Reveals that, although extremely delayed, the children made consistent progress in a manner similar to normal…