Why do some movements change the world and others fizzle out? Former U.S. officials Macon Phillips and Walter Kerr talk to the people behind the social movements that are challenging traditional power structures around the world, from farmers in India, to dissidents in Russia, to activists in Central America, and everywhere in between. Macon and Walter break down how these groups are organizing, explain the role of tech, and explore what this means for the rest of us.