Умница Уилл Хантинг
He was a math advisor and extra for the film "Good Will Hunting." Since Minnie Driver, who appeared in "Good Will Hunting", also appeared in "Sleepers" with Kevin Bacon, Kleitman has a Bacon number of 2. Adding the two numbers results in an Erdős–Bacon number of 3, which is a tie with Bruce Reznick for the lowest number anyone has.