Umberto Eco's (1932-2016) work has been crucial in understanding the history of the twentieth century and our own time. For a long time, he devoted himself to university teaching, and his essays are required reading at universities all over the world. Obra abierta, Apocalpticos y integrados, La estructura ausente, Tratado de semiótica general, Lector in fabula, Semiótica y filosofa del lenguaje, Los lmites de la interpretación, Joyce's poéticas, Segundo diario mnimo, El superhombre de masas, Seis paseos por los bosques With El nombre de la rose, a novel published more than thirty years ago, he had a triumphant debut in the world of fiction, establishing himself as an author admired not only by critics, but also by the general public. El péndulo de Foucault, La isla del da de antes, Baudolino, La misteriosa llama de la reina Loana, El cementerio de Praga, and Number Cero followed this first success. Umberto Eco's póstuma, De la estupidez a la locura, was published a few days before his death, on the 19th of February, 2016.