Yes. Autistic brains generally have more connections on the small scale; those of people without autism will have more large-scale connections. That makes sense--autistic people are often very...
There is this possibility but there is no way to know for sure. There is no genetic testing at this time to determine how much genetics plays a role in autism.
A person with autism is very smart, but they cannot communicate in a sociable way. People with autism need to bump up their self-confidence, and need to be more outgoing to actually be noticed.
We often can. It's a lot like a gay person being able to recognize another gay person--the odd body posture, speech, and lack of eye contact are pretty obvious signals. Families and spouses of...