Luis Eduardo Barreto Ferreyra (1954 – December 15, 2011) was a Uruguayan artist who worked in the comic book and comic strip industries including several years of prominent work for DC Comics.All of his children are artists. Two of them, Diego and Andrea, also work in comics, Diego as an artist, Andrea used to be a colorist & Guillermo who is an inker and illustrator. The three of them occasionally collaborated with Eduardo Barreto. Source: Wikipedia (en)