On the one hand, Louis Aragon (1897-1982) was iconoclastic: a founding member of the Surrealist movement, the son of a man who was masqueraded as his godfather for the first nineteen years of his life, and a bisexual who came out following the death of his wife. On the other hand, like so many other writers who as young men witnessed the slaughter of World War I at close quarters, Aragon was profoundly marked by the experience. Within his multifaceted...