‘That’s exactly how Gregg Williams earned his first heading coach shot with the Bills nearly a year ago. His teams were good, and his leadership potential was evident. Cottrell and Williams are both hands-on coaches, otherwise known as teachers. Cottrell’s approach to players is a little warmer than Williams, who prefers a tough, harder-edged style. But both coaches demand a lot from their athletes, and both have the respect of their players. Williams got his shot; now it’s Cottrell’s turn.’