Calasso, Roberto: - Roberto Calasso was born in Florence in 1941. An author and publisher, he began working at Adelphi Edizioni from its founding in 1962 and continued as director for fifty years. The Book of All Books is the tenth part of a series that began with The Ruin of Kasch and includes the international bestseller The Marriage of Cadmus and Harmony as well as Ka, K., Tiepolo Pink, La Folie Baudelaire, Ardor, The Celestial Hunter and The Unnamable Present. He died in Milan in 2021.