"World News With Charles Gibson's" series "Who Is" features one interview every week with Gibson and a presidential candidate from now until December, with the focus fixed on the candidate's private life. Click through the following images for a peek at the Republican contendors before they became known in Washington.
Born Aug. 24, 1952 to a middle-class family, Mike Huckabee showed an early interest in politics. In high school he was elected "governor" of his student body and studied public affairs while preparing to be a preacher. (Huckabee Campaign)