Introduction: making meanings and making troublePart I — THEMES1) Looking back, looking ahead: what has changed in social movement media since the internet and social media?2) The nexus between media, communication and social movements: looking back and the way forward3) Nonviolent activism and the media: Gandhi and beyond4) Can the Women’s Peace Camp be televised?: challenging mainstream media coverage of Greenham Common5) Artistic activism6) Alternative computingPart II — ORGANIZATIONS AND IDENTITIES7) Transformative media organizing: key lessons from participatory communications research with the immigrant rights, Occupy, and LGBTQ and Two-Spirit movements8) Affective publics and windows of opportunity: social media and the potential for social change9) Social media and contentious action in China10) Connective or collective?: the intersection between online crowds and social movements in contemporary activism11) The communicative core of working class organization12) Digital activism and the future of worker resistance13) Forming publics: alternative media and activist cultural practices