Jon Hein (born November 24, 1967) is an American radio personality and former webmaster. He created the website jumptheshark.com and works for "The Howard Stern Show". Hein is an alumnus of the University of Michigan where he appeared in the sketch comedy troupe Comedy Company with Jon Glaser. The two also were a part of the comedy troupe Just Kidding. Using only the above description and what you know about the world, "Jon Hein graduated from the University of Michigan. " is definitely correct, incorrect, or inconclusive? 