oops! I put ppd, instead of pdd! big difference, makes more sense now! ;)http://fxn.ws/10Yy4tE here is an article I found, that if you know Jake, will understand which traits fit him. If you don't, He has normal language development, and does well in school, with  exceptions, such as,Like many children with autism, Timmy had difficulty with social cues as he grew up. He struggled to understand whether or not someone was telling a joke or being literal, and he often ended up feeling like he was being attacked or teased. It's a good article, I hope it helps to better understand Jakob! :)