In my search for something I did not find, I happened upon this very informative website that offers a variety of information pages on several topics we special educators are often interested in. You might enjoy reading through this site:
http://web.sfn.org
for their publications page:
http://web.sfn.org/content/Publications
There are articles that relate to numerous disabilities that current research is linking to the chemistry in the brain. Seems that good old prefrontal cortex is implicated in many disabilities. Also makes me wonder just how much we can control and change with behavior modification (with some children, particularly those prone to violent activity at a very young age, like two we have this year in first grade who throw things, hit their teachers, etc.).