That wasn't the only identity crisis. While local volunteers told their grass-roots success stories in small meeting rooms, Palin's predecessors on the main stage seemed determined to drag the new insurgency into the muck of past controversy. Joseph Farah, publisher of the right-wing WorldNet Daily, devoted half his speech to discredited claims about Obama's birth certificate. And failed 2008 White House hopeful Tom Tancredo made headlines when he complained that "we do not have a civics literacy test before people can vote in this country" - a painful echo of Jim Crow-era voting laws.