Antonio Villaraigosa
Before being elected to public office, Villaraigosa was a labor organizer. Villaraigosa served as a national co-chairman of Hillary Rodham Clinton's 2008 Presidential campaign, and as a member of President Barack Obama's Transition Economic Advisory Board. In 2013, he could not run for a third term because of term limits under California law. Eric Garcetti succeeded him on July 1, 2013.