A Mexican animator, director, actor, and producer, born in Sonora, Mexico. He received his education in public schools in the Arizona region and was an outstanding student. He then studied at the Chouinard Art Institute in Los Angeles. Among his most prominent works are A Charlie Brown Christmas (1965), It's the Great Pumpkin, Charlie Brown (1966), and A Charlie Brown Thanksgiving (1973). He passed away on September 2, 2008, in California, USA.