Steve Rowson remembers the day he was first asked about helmets. As an engineering student, Rowson and a few of his classmates were approached by the equipment manager of the college football team, who wanted to know what helmets were safest to purchase. They found that the data didn't exist. "So we bought the helmets that were available at the time, tested them all, and saw huge differences," Rowson says. "We told our team which was best, they replaced all their helmets, (and) we made that data