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The term " was first used more than 50 years ago by psychiatrist named Dr. Leo Kanner. He was working at Johns Hopkins University’s, Child Psychiatric Clinic with a group of children who were most often classified as emotionally disturbed or mentally retarded. D ....

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.... absorbed in his self. (1) John Haslam also noted about a boy, who after getting measles, his behavior changed and he became aggressive, showing signs of being impulsive and other problems. In the early 1900s Lightner Witmer wrote about a boys problem, describing his behavior, which would more than likely be labeled as today. Several old theories about the cause of have been proven false. is not a mental illness. Children with are not uncooperative kids with a behavior problem. is not caused by bad parents who gave their child too little attention. The researchers who have implied this have never showed enough reliable clinical evidence to pr ....