Fingers is a walking, talking geek stereotype, who occasionally writes about himself in the third person. Works with computers: check. Reads science fiction: check. Plays RPGs: check. Glasses: check. Pagan friends: check. Cult movie collection: check. Other eccentric hobbies: check.
In short, he has a classic INTP personality. Smart, educated, well-travelled, but introverted, at least around people he doesn't know well. That's one of the reasons he decided to start a LJ, as an effort to be more social and outgoing.
His name comes from his well-known habit of giving massages, especially at parties when he's been fed a drink or two.