French writer known for his storylines for comics Asterix and Lucky Luke. Born August 4th, 1926, died November 5th 1977.

Founded the french humour magazine Pilote in 1959, at the same time he started creating Asterix in cooperation with Albert Uderzo. The two had earlier tried to create the comics "Benjamin et Benjamine" and "Oumpah-Pah le Peau-Rouge", but neither was particularly successful.