Once dependent upon leaflets, phone lists, and word of mouth, social activism is now greatly facilitated by the worldwide reach and instantaneous communication of the Web. The ways in which people become aware of issues, join causes, and wage battles for their beliefs have radically changed. Community building now occurs in both actual and virtual environments, and local causes can be linked up with national and international partners, leading to greater exposure and increased political muscle. Everything that a budding activist needs to know about fighting for a cause in the digital age is included in this comprehensive guide.