Juan Villoro (Mexico City , 1956 ) is one of the most important writers in the Spanish-speaking today . His stories , novels, plays and chronicles have gone around the world and have been translated into several languages . He has won several awards among which the Herralde Prize for his novel The Witness in 2004 , the International Journalism Award Vazquez Montalban in 2006 and Antonin Artaud Prize for his volume of stories The culprits , in 2008. crystal Skull is his first graphic novel.