Born and raised in Belgium, author Morris moved to the United States in 1946 and stayed six years. There, he worked for MAD magazine and met Rene Goscinny, with whom he collaborated from 1955 until his own death in 1977. Goscinny also created Iznogoud series with illustrator Tabary published in English by Cinebook and the hugely successful Asterix series with illustrator Uderzo.