Jorge Zentner was born in Basavilbaso, Argentina in 1953, studied journalism and psychology, and was a newspaper and radio reporter before leaving Argentina in 1977 and settling in Europe. He has published novels, short stories, articles, and poems, but it's for his comics that he's best known, particularly those in collaboration with Rubén Pellejero. Their Adventures of Dieter Lumpen was published in English by IDW's EuroComics in 2016.

Rubén Pellejero was born in Badalona, Spain in 1952. He began his career in 1970 as an illustrator before turning to comics in 1983 with the historical series "Stories of Barcelona." In addition to his extensive collaboration with Jorge Zentner, he has worked with writers Denis LaPiere and Frank Giroud, among others. In 2010 he was awarded the Grand Prize at the Barcelona Comic Fair. One of Europe's most admired comics artists, he was chosen in 2015 for the plum job to illustrate the ongoing adventures of Hugo Pratt's Corto Maltese.