In the 1960's Bob Dylan changed the world. How? And in what ways are we still dealing with the monumental changes that the future Noble prize winner kicked off? Sean Egan has written a new book about Dylan called "Decade of Dissent- How 1960's Bob Dylan Changed the World." It's a fascinating look at the creation and evolution of one of the world's most important artists. The book is available for pre-order, it comes out May 20th.