. . . . . "Among the innumerable personalities who over the years have entered their works are writers such as Jean Anouilh, Riccardo Bacchelli, Heinrich B??ll, Bertolt Brecht, Italo Calvino, Jean Cocteau, Eduardo De Filippo, Marguerite Duras, Friedrich D??rrenmatt, Umberto Eco, Max Frisch, John Osborne, Alain Robbe-Grillet, Fran??oise Sagan; directors such as David Attenborough, Ermanno Olmi, Sidney Pollack" . . . . . .