Monsters University is a 2013 American animated coming-of-age comedy film produced by Pixar Animation Studios for Walt Disney Pictures. It is a prequel to Monsters, Inc. (2001), it was directed by Dan Scanlon, produced by Kori Rae, and written by Scanlon and the writing team of Dan Gerson and Robert L. Baird. John Lasseter, Pete Docter, Andrew Stanton and Lee Unkrich served as the film's executive producers. The music for the film was composed and conducted by Randy Newman, making it his seventh collaboration with Pixar. Monsters University tells the story of the main characters of Monsters, Inc., James P. "Sulley" Sullivan and Mike Wazowski, and their experience in college leading to them becoming 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, while the new cast were joined by Helen Mirren, Alfred Molina, Peter Sohn, Joel Murray, Sean Hayes, Dave Foley, Charlie Day, Nathan Fillion and Aubrey Plaza, while Bonnie Hunt, who voiced Ms. Flint in the original film, voices Mike's childhood teacher Mrs. Graves.