LOS ANGELES–(BUSINESS WIRE)–NationBuilder, the world’s most powerful organizing software for leaders backed by Andreessen Horowitz, has acquired Speakable, the social action technology company founded by Jordan Hewson. NationBuilder’s software helps customers organize movements, by putting leadership in as many hands as possible. Speakable is a natural complement to the infrastructure that NationBuilder provides. The acquisition gives NationBuilder’s customers access to Speakable’s popular “A