Van Jones, President Obama's former "green jobs" czar and newly appointed Princeton lecturer, has teamed up with a coalition of extremists to push an environmental activist agenda to "transform the American economy" and bring about "social change." The groups working with Jones have been described as using the tactics of guerrilla communication, agitation and disruption techniques. One organization working alongside Jones, the radical Earth First! environmentalist group, has a history of violence and sabotage. Jones spoke Monday at a Northern Arizona University event titled "Challenging America: Achieving Sustainability and Justice Through the Green Collar Economy." He spoke with Billy Parish,...