Poet, storyteller, journalist, film scriptwriter, university professor and poetry workshop leader. Founding member of the 40's generation, along with Augusto Monterroso, Raúl Leiva, Otto-Raúl González and Enrique Juárez Toledo. Born in Guatemala, he lived in Mexico since 1944. He was a diplomat and journalist; editor of the collections "Problemas Científicos y Filosóficos" and "Nuestros Clásicos" of the UNAM, and of the poetry collection "Papeles Privados"; head of information and artistic director