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Within a year of this, they were running a school. They soon became their country's main autism association. The Autism Society of Taiwan (中華民國自閉症總會) was founded in January 1985. [401] Eleven mothers of autistic children in the Philippines held a gathering in 1987.
One theory on the evolutionary and biological origins of autism traits in Homo sapiens that has gained recent attention in the 2010s and 2020s is that some genes linked to autism may have originated from early humans crossbreeding with Neanderthals, an extinct group of archaic humans (generally regarded as a distinct species, Homo ...
Autism spectrum disorder [a] (ASD), or simply autism, is a neurodevelopmental disorder "characterized by persistent deficits in social communication and social interaction across multiple contexts" and "restricted, repetitive patterns of behavior, interests, or activities". [11] Sensory abnormalities are also included in the diagnostic manuals ...
The diagnosis of Triplett led to the complex history of autism, which involved many conflicts among autism specialists and advocates. From there, the history of autism would unfold across decades, playing out in many and varied dramatic episodes, bizarre twists, and star turns, both heroic and villainous, by researchers, educators, activists and autistic people themselves.
Asperger's 1940 work, Autistic psychopathy in childhood, [9] found that four of the 200 children studied [10] had difficulty with integrating themselves socially. Although their intelligence levels appeared normal, the children lacked nonverbal communication skills, failed to demonstrate empathy with their peers, and were physically clumsy.
Identical twin studies put autism's heritability in a range between 36% and 95.7%, with concordance for a broader phenotype usually found at the higher end of the range. [28] Autism concordance in siblings and fraternal twins is anywhere between 0 and 23.5%. This is more likely 2–4% for classic autism and 10–20% for a broader spectrum.
Autism Speaks Inc. is an American non-profit autism awareness organization and the largest autism research organization in the United States. [4] [5] [6] It sponsors autism research and conducts awareness and outreach activities aimed at families, governments, and the public. [4]
Autism was not recognized until the 1980s in China. The estimated prevalence of autism is 11.8 per 10,000 people while the estimated prevalence of autism spectrum conditions is 26.6 per 10,000 people. In Japan, recent estimates of autism spectrum are as high as 13 per 10,000 people. This suggests that autism is more common in Asia than ...