Eric Liu, author and executive director of the Aspen Institute Citizenship and American Identity Program, discuses how citizens can become catalysts for social change and reform. Colum McCann reflects on his experiences as a writer, and offers advice to the next generation of authors and artists. Author Jean Hanff Korelitz on her latest novel, The Devil and Webster. It tells the story of a college president who is forced to confront the political and cultural issues underlining a student protest. Journalist Chris Whipple looks at how a chief of staff influences the White House, press and Capitol Hill.