I believe that is the case, yes.
EDIT: Actually, I've been re-reading some of his posts, and I'm not sure anymore.
Actually, there is a way to conclusively answer this question, but to do so would potentially require the violation of many, many ethics rules and regulations.
Again, my only problem is that your initial assertion (as well as your rationale here) is still speculative. I appreciate that you provided further support, however. It certainly helps your case, as far as I can tell. Then again, I have very little experience in the field of neurobiology.