(formerly Émile Herzog) (1885–1967), French writer, born in Elbeuf, near Rouen; liaison officer in British army in World War I, in French army in World War II; in U.S. much of time after 1940; popular for fictionalized biographies; ‘Ariel' (Shelley); ‘Disraeli'; ‘I Remember, I Remember' (autobiography); ‘Proust'; ‘Lélia' (George Sand); ‘Alexandre Dumas'; ‘Olympio' (Victor Hugo)