In his Pulitzer prize-winning 1993 book Lincoln at Gettysburg, Garry Wills showed how the Gettysburg Address revolutionized the conception of modern America. In Witches and Jesuits, Wills again focuses on a single document to open up a window on an entire society. He begins with a simple question: If Macbeth is such a great tragedy, why do performances of it so often fail? After all, the stage history of Macbeth is so riddled with disasters that it...