Four hundred years after the death of William Shakespeare, theater enthusiasts around the world are celebrating the famous playwright's legacy. To learn more about Shakespeare, his works, and the times in which he lived, we invite you to tune in to our 2015 series Summer with the Bard. In the following episode from that series, Robert Wiltenburg takes us through Shakespeare's comedies, tragedies, and romances to reveal how a quintessential Shakespearean theme - mercy - evolves in each genre, highlighting great triumphs and disasters along the way.