I came across this free online collection of publications, "NPG Spotlight on Autism Spectrum Disorders" in nature neuroscience. They are only free until the end of this year. I thought some of you might find them informative.

http://www.nature.com/news/specials/autism/index.html

Also a list of nature.com list
http://www.nature.com/neuro/journal/v12/n11/full/nn.2412.html/index.html