
Frank Tashlin, born Francis Fredrick von Taschlein, also known as Tish Tash or Frank Tash (February 19, 1913 – May 5, 1972) was an American animator, screenwriter, and film director.
He wrote five books: "The Bear That Wasn't" (1941), "How The Circus Learned to Smile" (1949, "The Possum That Didn't" (1950) and "The World That Isn't" (1951) and a self-help cartooning book "How to Create Cartoons" (1952). He even briefly returned to animation in 1967, adapting one of his childrens books "The Bear That Wasn't" into an MGM animated short, directed by his former colleague Chuck Jones.