The updated edition of this classic account of autism includes a new chapter outlining recent developments in neuropsychological research, and overviews one of the most important theoretical and practical consequences of Frith's original insights into this puzzling condition.

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• Updated edition of this classic account of autism.
  
• Includes new sections covering practical and theoretical developments, and a chapter on recent investigations of the neurological basis of psychological impairments in autism.
  
• Accessible to a broad general readership.

Uta Frith is Professor of Cognitive Development at the Institute of Cognitive Neuroscience at University College, London. She is the co-author of Autism in History (Blackwell Publishers, 1999).