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Eugene Bleuler uses the term autistic to describe some of his patients.
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Leo Kanner, at Johns Hopkins University, introduces the term early infantile autism in a publication describing 11 children with similar behavioral characteristics.
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Austrian pediatrician Hans Asperger publishes his work on autistic psychotherapy
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Leo Kanner publishes an article blaming mothers who aren't as warm and affectionate to their children. He coined the terms refrigerator mothers as well as undemonstrative fathers.
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research into treatments for autism focused on medications such as LSD, electric shock, and behavioral change techniques. The latter relied on pain and punishment.
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Bernard Rimland publishes a paper stating that autism is a biological disorder.
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The Autism Society of America (ASA) is founded by Bernard Rimland, Ruth Sullivan and other parents of autistic children.
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- The first autism epidemiologic study is published by Victor Lotter. He reports that 4.5/10,000 children have autism.
- The CARS (Childhood Autism Rating Scale) is developed by Eric Schopler and others and begins to aid in diagnosing autism and differentiating it from other developmental delays.
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A study by Susan Folstein and Michael Rutter focusing on twins reveals a genetic basis for autism.
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Autism is officially added to the Diagnostic and Statistical Manual of Mental Disorders (DSM III), and called infantile autism.
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Lorna Wing makes the term Aspergers Syndrome popular.
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The DSM III-R is published and infantile autism is renamed to autistic disorder.
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- The ADI (Autism Diagnostic Interview), a semi-structured diagnostic interview for caregivers of individuals with possible pervasive developmental disorders is developed.
- The ADOS (Autism Diagnostic Observation Schedule) is created as a standard protocol for assessing social and communicative behavior associated with autism.
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Resurgence of interest in biomedical treatments
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IDEA first recognized autism as a covered disability in 1990; states not mandated to use it until 1993
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- The DSM-IV is published and major changes are made to the PDD category, including the addition of Asperger’s Disorder. Diagnostic criteria for autism are greatly expanded.
- The National Alliance for Autism Research (NAAR), the first nonprofit organization dedicated to funding research on autism, is founded.
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The ASQ (Autism Screening Questionnaire), later renamed the SCQ (Social Communication Questionnaire), the M-CHAT (Modified Checklist for Autism in Toddlers) and other screening tools for autism are developed.
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The Children’s Health Act is signed into law and directs federal agencies to expand research on autism, develop autism information and education campaigns, and establish the Interagency Autism Coordinating Committee (IACC).
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The Autism Speaks advocacy organization is founded to sponsor autism research and conduct awareness and outreach activities aimed at families, governments, and the public.
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- The Centers for Disease Control and Prevention (CDC) publishes an autism prevalence rate of 1 in 150.
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- The Centers for Disease Control and Prevention (CDC) reports that the prevalence of autism is 1 in 110 children.