Every few years the terminology changes for putting people into categories. Now Autism and it's milder form, Asperger's Syndrome (later called Asperger's Disorder) are labeled as ASD (Autism Spectrum Disorder). I am not changing the labels in the articles I wrote, but it is still the same topic. Here are some current 2016 articles on the subject.
https://www.nimh.nih.gov/health/topics/autism-spectrum-disorders-asd/index.shtml
https://www.autismspeaks.org/what-autism
https://www.cdc.gov/ncbddd/autism/index.html
http://www.webmd.com/brain/autism/autism-spectrum-disorders
http://www.webmd.com/brain/autism/tc/aspergers-syndrome-home-treatment#1
(I like these practical suggestions. I have tried them and they work. They match my experience as a teacher, tutor, and mother. Just help them to get the whole picture which will help them better cope with change and improve relationships. They are gifted in left brain areas such as math and memorization. Encourage their gifts.)
http://www.webmd.com/brain/autism/video/video-when-autism-grows-up
(Good video by an autistic person.)
https://www.youtube.com/watch?v=DL7DnUJfOlw
This mother of an autistic genius allowed her son to pursue his interests. He has developed incredible abilities in physics. This is the approach I have used and I know it works.