Same-sex marriage, #BlackLivesMatter, the DREAM Act, the People’s Climate March, End the New Jim Crow, Occupy Wall Street, the fight for a $15 minimum wage – these are just a few of the remarkable movements that have blossomed in the past decade, a most fertile and productive era of activism. Now, in a visually rich and deeply inspiring book, the leaders and activists of these and other movements distill their wisdom, sharing lessons of what makes – and what hinders – transformative social change.