Since the original researcher has admitted that his theory was made up out of whole cloth (lies), I am not convinced that it does warrant further study.
Perhaps you should also investigate who funded the journalist who wrote the piece. If you truly care about this subject, I think you will find it interesting.....
http://www.ageofautism.com/2011/01/keeping-anderson-cooper-honest-is-brian-deer-the-fraud.html