|William Kevin Anderson|
|Full name||William Kevin Anderson|
William Anderson is a score composer for both series, My Little Pony Equestria Girls and Friendship is Magic. He composes the majority of the instrumental background music for the series and its associated films.
Outside of My Little Pony, Anderson's numerous professional credits include composing and arranging music for the first season of Problem Child, Beethoven, the second season of Fantastic Four and Iron Man, the 1993 and 2006 versions of Biker Mice from Mars, Earthworm Jim, X-Men: Evolution, Spider-Man: The New Animated Series, The Save-Ums, Krypto the Superdog, Sidekick, Packages from Planet X, and Lalaloopsy.
In addition, he composed the theme songs for the U.S. broadcast of Astro Boy, The Moment of Truth, and Pac-Man and the Ghostly Adventures. Anderson has also done composition work and music/sound design for television, theater, and radio.