He was, or is, well acquainted with writers and film directors Aldo Palazzeschi, Pier Paolo Pasolini, Derek Jarman, Elsa Morante, Alberto Moravia, Aldo Braibanti, Mario Zanzotto, Fabio Casadei Turroni, Dacia Maraini, Umberto Eco.
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Examples of his use of graphic notation in his pieces, often reflecting his personal life, include Lorenzaccio and La passion selon Sade.
She has sung world-premieres of works by such composers as György Ligeti, Hans Werner Henze, Luigi Dallapiccola, Sylvano Bussotti and Luigi Nono.
World premières he presided over included works by Bussotti, Ferneyhough, Górecki, Ligeti, Rihm, Stockhausen and Xenakis, and he gave the French premières of Hindemith's Symphony Mathis der Maler and Stravinsky's The Rake's Progress and the European premiere of Susman's Trailing Vortices.
The preface of the novel was written by the writer Roberto Pazzi, and the postface was written by the composer Sylvano Bussotti.