Question: Who was the Principal Creative Advisor for Walt Disney Imagineering who helped design the A113 Easter Egg in media?

Related documents: [0]  [DOC] John Alan Lasseter (born January 12, 1957) is an American animator, film director, screenwriter, and film producer. He currently is the chief creative officer of Pixar Animation Studios, Walt Disney Animation Studios, and DisneyToon Studios. He is also the Principal Creative Advisor for Walt Disney Imagineering. [END] 
[1]  [DOC] A113 (sometimes A-113 or A1-13) is an inside joke, an Easter egg in media created by alumni of California Institute of the Arts, referring to the classroom used by graphic design and character animation students including John Lasseter, Tim Burton and Brad Bird. Bird first used it for a license plate number in the "Family Dog" episode of "Amazing Stories". It has appeared in other Disney movies and every Pixar movie. [END]  
Answer: John Lasseter
John Lasseter