Well-known for creating the Popeye, Betty Boop, Superman, and Koko the Clown cartoon characters, Fleischer can be known for inventing the rotoscoping animation technique. In his early adulthood years, he qualified at Manhattan’s Cooper Union for the Advancement of Technology and Artwork and continued to be Popular Technology magazine’s Artwork Editor. In the first 1920s, he produced two short movies that educated audiences on Darwin’s Theory of Development and Einstein’s Theory of Relativity. He was created in Krakow, Austria-Hungary (present-day Poland) and elevated primarily in NEW YORK. His decades-long relationship to Ethel Platinum led to a film movie director son called Richard Fleischer. His well-known Betty Boop personality was, at different factors, voiced by Mae Questel, Margie Hines, and Ann Rothschild, among additional actresses.