There is no way someone with autism could have committed this shooting, even if they had a mild case of the disorder. Please watch through to the end of the video, to get the full message. Any one of a dozen symptoms, would have prevented Adam Lanza from killing so many people in such a short amount of time. Diagnostic criteria for autism: For your child to be diagnosed with autism, he or she must meet the symptom criteria in the Diagnostic and Statistical Manual of Mental Disorders (DSM) published by the American Psychiatric Association. This manual is used by mental health providers to diagnose mental conditions and by insurance companies to reimburse for treatment. To be diagnosed with autism, your child must have six or more of the following symptoms, and two or more of those symptoms must fall under the social skills category. Social skills: -Has difficulty with nonverbal behaviors, such as making eye contact, making facial expressions or using gestures -Has difficulty forming friendships with peers and seems to prefer playing alone -Doesn't share experiences or emotions with other people, such as sharing achievements or pointing out objects or other interests -Appears unaware of others' feelings Communication skills: -Doesn't speak or has delayed speech and doesn't make an attempt to communicate with gestures or miming -Can't start a conversation or keep one going -May repeat words or phrases verbatim, but doesn't understand how to use them -Doesn't play make-believe or doesn't imitate the behavior of adults when playing Behavior: -Develops interests in objects or topics that are abnormal in intensity, detail or focus -Performs repetitive movements, such as rocking, spinning or hand-flapping -Becomes disturbed at the slightest change in routines or rituals -May be fascinated by parts of an object, such as the spinning wheels of a toy car Copyright Disclaimer Under Section 107 of the Copyright Act 1976, allowance is made for fair use for purposes such as criticism, comment, news reporting, teaching, scholarship, and research. Fair use is a use permitted by copyright statute that might otherwise be infringing. Non-profit, educational or personal use tips the balance in favor of fair use.