Ira Bruce Nadel, is an American-Canadian biographer, literary critic and James Joyce scholar, that wrote a biography of which American author?
Ira Nadel:  He has written books on the twentieth-century Modernists, especially Ezra Pound and Joyce, biographies of Leonard Cohen and Leon Uris, and on Jewish-American authors. Leon Uris: Leon Marcus Uris (August 3, 1924 – June 21, 2003) was an American author, known for his historical fiction.
Leon Marcus Uris