Controversial right-wing gadfly David Horowitz cited my Spinsanity column on Michael Moore’s “Fahrenheit 9/11” in an email to the History News Network, saying it “showed the film is a tissue of misrepresentations and outright falsehoods.” Given what we wrote about Horowitz, I’m surprised (and a little embarassed) that he endorsed our work, but I guess in this case the enemy of his enemy is still his friend…