Among the revolutions of the last century, none was more important or potentially more lasting than the one in the arts called "Modernism". Among the giants of that movement were writers who changed our conceptions of poetry and prose forever. Now, well into the new century, we can look back to admire and reflect on figures from that period. Last year saw biographies of two monumental poets of Modernism: Robert Crawford's first volume on T. S. Eliot,...