The Broken Constitution is a miniseries by Unknown History from Quick and Dirty Tips and Pushkin Industries. Over three bonus episodes, Noah Feldman talks about how Abraham Lincoln needed to break the Constitution in order to remake it. In this first episode, Noah explains why the US Constitution was built on a compromise that Lincoln devoted himself to preserving. Noah’s book, The Broken Constitution: Lincoln, Slavery, and the Refounding of America, is out November 2 wherever books are sold.