MARSHALL GANZ worked on organizing campaigns with Mississippi Freedom Summer in 1964 and Cesar Chavez and UFW for 16 years, helped devise the grass-roots organizing model for Obama’s 2008 campaign, and teaches organizing and public narrative at Harvard. We talk about his life’s work and his new book PEOPLE, POWER, CHANGE: Organizing for Democratic Renewal. You can learn more at marshallganz.com, hks.harvard.edu, or leadingchangenetwork.org