http://www.boston.com/sports/football/patriots/2015/01/21/how-the-patriots-could-have-cheated-without-letting-air-out-the-ball/Eocm5m29nIlh0HRBjFWsYO/story.html
Cheating or innovation? Use your confirmation bias to decide.
That professor overestimates the effects of temperature change by about double. To get to the levels the NFL measured the temperature of the football would have had to drop from around 80 degrees F to below zero.
With a professor like that for a mouthpiece, I would ask for a tuition refund if my kids were enrolled at Boston University.