When you list all of the reasons for the Dallas Cowboys to be excited about first-round pick and safety Caleb Downs , his intelligence is most definitely among them. Downs isn't just physically gifted , he also possesses about as high a football IQ as you can imagine — and that's before he ever steps on a football field. Knowing that, ESPN's Jordan Rodgers believes Downs will be one of the smartest players on defense for the Cowboys from Day 1. "He was the quarterback of the defense for Nick Saban and Matt Patricia," Rodgers said. "Caleb Downs, day one, will be one of the smartest football players on that side of the football for Dallas." A 'football savant' Ohio State defensive back Caleb Downs. | Jacob Musselman-Imagn Images We need no more evidence about how smart Downs is than this story from Cowboys vice president of player personnel, Will McClay. McClay spoke on Downs' intelligence during an appearance on the DLLS Cowboys Podcast .…