Meet Papa Joe, a foster grandparent fearless in helping kids become their best original self

"I learn from the kids. We're like family," says 76-year-old Foster Grandparent Joe Mattox, Papa Joe. He tutors elementary-age students at Wilson Focus School three days a week. "I tell the kids all the time, 'You're going to be one of the smartest kids in the school.' " Fearlessly. That’s how Joe Mattox, 76, served