I don't think it would show up as like an injury or anything, but you are accessing some part of your brain for this, if you thought about it or followed the thread, even just slightly, I could see what part lights up. [He sounds more alert and engaged in this than he has since he first walked into Kevin's room. If it wasn't clear this stuff is his passion, it's certainly becoming more apparent.]

If I had to guess. I'd say it's your parietal lobe...we could try a medication that treats schizophrenia, see if it helps at all.