Francisco Gerardo Haghenbeck Correa o F.G. Haghenbeck (born in Mexico City, 1965) is a novelist writer and screenwriter of Mexican comics. Among his works is Trago bitter, a novel that received the National Prize for a novel "Una Vuelta de Nut" in 2006, Frida Kahlo's secret book, "The Spring of Evil", The Devil forced me, winner of the Nocte 2013 Best Foreign Book And The Island of the Terrible Lizards, LIJ Norma 2015 Award among others.