. . "American screenwriter" . "Larson, M. A."@en . "Mitchell A. Larson is an American screenwriter and author. Born in Rochester, Minnesota, Larson moved to New York City and then to Los Angeles circa 2005 to become a screenwriter.Larson has written for several animated series, including Foster's Home for Imaginary Friends, My Gym Partner's a Monkey, Gravity Falls, Littlest Pet Shop, and most notably My Little Pony: Friendship Is Magic."@en . . "M.A. Larson"@en .