thumb|250px William Justice (February 9, 1914 in Dayton, Ohio - February 10, 2011 in Santa Monica, California) was an animator and engineer for the Walt Disney Company. Justice joined Walt Disney Studios as an animator in 1937 and worked on such features as 1940's Fantasia, 1944's The Three Caballeros, 1951's Alice in Wonderland and 1953's Peter Pan. He is arguably best known as the animator of the rabbit Thumper from 1942's Bambi and chipmunks Chip 'n Dale. He was the director of 1957's The Truth About Mother Goose, 1959's Noah's Ark, and 1962's A Symposium on Popular Songs, all of which were nominated for Academy Awards as Best Short Subject, Cartoon. In total, Justice worked on 57 shorts and 19 features.