That the Chicago Bears have gotten better is not a surprise. They almost had to. Years and years of being among the worst franchises in the league had to inevitably work in their favor sooner or later. Selecting at or near the top of the NFL draft every spring, and being flush with salary cap room because there weren’t any good players to pay, basically forced the team to improve. Changing head coaches every two or three years, they were bound to stumble on to a good one by the mere law of averages.
It is a bit of a surprise, however, that the rise has been this pronounced and this sudden.