Days following presenting his book, Jose Agustin in Morelosthe Mexican journalist and investigator died Mario Casasús (Cuautla, 1980-2022).
Throughout his career he investigated the archives of figures such as Juan Rulfo, Pablo Neruda and Ignacio Manuel Altamirano. In addition, he was the author of the titles Unpublished triptych by Jesús Sotelo Inclan, Pablo Neruda in Morelos 1941-1966 y Root and reason of Altamirano; and co-author with Francisco Marín of The double assassination of Neruda.
