Monsters University is a 2013 American 3D computer-animated comedy film produced by Pixar Animation Studios for Walt Disney Pictures. It was directed by Dan Scanlon and produced by Kori Rae, with John Lasseter, Pete Docter, Andrew Stanton and Lee Unkrich as executive producers. The music for the film was composed by Randy Newman, making it his seventh collaboration with Pixar. It is a prequel to Monsters, Inc. (2001), making it the first time Pixar has made a prequel film. Monsters University tells the story of two monsters, Mike and Sulley, and their time studying at college, where they start off as rivals, but slowly become best friends. John Goodman, Billy Crystal, Steve Buscemi, Bob Peterson, and John Ratzenberger reprise their roles as James P. Sullivan, Mike Wazowski, Randall Boggs, Roz, and the Abominable Snowman, respectively. Bonnie Hunt, who played Ms. Flint in the first film, voices Mike's grade school teacher Ms. Karen Graves.