Jorge Ginès, better known simply as Gin, started his career in 1954. He started out in the magazines Florita and Yumbo with series like 'Susi' and 'Miguelin'. From 1957 he cooperated on magazines like DDT and Can Can. In the early 1960s he started to focus more on illustration. He has illustrated for Lui and Playboy, and he was one of the main artists of L'Infantil. In 1966 Gin joined the Macian studios, where he took on cartoon animation.
For the Selecciones Illustradas agency, he drew numerous caricatures and humorous strips. Most notable are 'Nathalie', about a young actrice, and 'Denise' a female version of Davy Crockett. In the 1970s and 1980s he was mainly active for satirical magazines like Barrabas, El Papus and El Jueves. For this last magazine, he was the artistic director from 1981 to 1996. He has also illustrated Disney comics for the Scandinavian publisher Egmont in the early 1970s.