Nope. He used to hang around the N-Track board, but hasn't been there in a long time... It's a common "John Smith" Irish name.
Every fall I get a rash of emails hounding me to come speak at schools, with students and teachers insisting that I'm the "Going After Cacciato" author Tim O'Brien (which I'm not)... a few of the college teacher even got quite huffy that I was ignoring their classes requests.