Editor's note: Julian Zelizer is a professor of history and public affairs at Princeton University. He is the author of "Jimmy Carter" and of the new book "Governing America." Join him for a live chat on Twitter from noon to 12:30 p.m. ET on Tuesday @CNNOpinion about whether facts still matter in politics today.
Princeton, New Jersey (CNN) - The fact-checkers have been out in force for months.
With the presidential and vice presidential debates fully under way, and both parties claiming that their opponents are liars, websites and news shows are inundated with experts and reporters who inform voters about whether candidates are making claims that have little basis in fact.
Like the card game "B.S," in which players call fellow players when they lie about what card has been put into the collective pile, the fact-checkers shout out to Americans when they find that politicians are injecting falsehood into the news cycle.FULL STORY