Pit crews are full of engineering degrees and there are a growing number of drivers with college degrees. My father in law and my mother in law are both MDs and they go to every race at MIS as do my wife (who is a PA) and I.
That was part of the rift between Rusty Wallace and Ryan Newman. Rysty would drive and diagnose the car by experience and the seat of his pants, Newman, a mechanical engineer would only use math and computers to study the best way around the track.