Of the two artists, Charles Amirkhanian or Katherine Sarafian, is a producer within Pixar.
Charles Amirkhanian Charles Amirkhanian (born January 19, 1945; Fresno, California) is an American composer. He is a percussionist, sound poet, and radio producer of Armenian extraction. He is mostly known for his electroacoustic and text-sound music. Performance artist Laurie Anderson praises his work: "The art of audio collage has been reinvented here...A brilliant sense of imaginary space."
Michael K. O'Brien Michael K. O'Brien is a visual effects artist who works at Pixar.