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Autism Spectrum Disorder Research Paper

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Autism spectrum disorder (ASD) is the third most common developmental disorder after mental retardation and cerebral palsy. The first discovery of autism occurred in the early 1940’s by a child psychiatrist named, Leo Kanner (Miller, 2001). The disorder decreases the ability for a person to socially interact and properly communicate. This may be due to abnormalities in brain functioning from neurological derangement (Miller, 2001). There is no one single factor that causes autism but brain structure and function tends to be the accepted reason. There have been theories that suggest that the cause is a genetic factor, but there has not been a single gene detected is causing autism. When scientists could not find a biological cause, psychiatrists’

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