Mike Rianda
Michael Rianda (born June 17, 1984) is an American cartoonist, director, screenwriter, and voice actor.He attended the California Institute of the Arts after he "drew and said amusing things" in school, studying character animation.Rianda also started writing and directing two short films at the animation school titled Everybody Dies in 90 Seconds (2008) and Work (2010).[5] He became a creative director and writer on the Emmy Award-winning Disney Channel animated television series Gravity Falls until his departure in 2013.Rianda later returned and served as a creative consultant for its second season.