Mark Kac was a Polish-born mathematician, best remembered for a paper he wrote in 1966 entitled "Can One Hear the Shape of a Drum?"
I have not read it. That little bit of info I know only from his bio which had no record of him loving American football, the NFL or any team in particular. He is dead, or I would ask.
I bring Kac up only because he had a theory that best explains why Baltimore and San Francisco and specifically John and Jim Harbaugh, the coaches teams are playing in this Super Bowl. Kac had this genius theory, about how there are two kinds of geniuses: the "ordinary" and the "magicians," that I believe applies to coaches. In his words:
"The ordinary genius is a fellow that you and I would be just as, if we were only many times better. There is no mystery as to how his mind works. Once we understand what he has done, we feel certain that we, too, could have done it. It is different with the magicians. The working of their minds is f...