Gay Smith, professor of theater, emerita, is the author of the book Lady Macbeth in America: From the Stage to the White House, published by Palgrave MacMillan in 2010. Lady Macbeth has haunted American history since the conflicts of Shakespeare’s England spilled over into New England’s real witch hunts. To reveal how Lady Macbeth entered American politics as an icon for the First Lady, this investigation focuses on the prominent actresses in the role, how they performed, and their effect on audiences anxious about the country’s First Lady and her influence over the President—especially at times of war. In this…