A free speech double-standard is hiding on the shelf of your local library

For months, headlines have chronicled conservative efforts to purge library shelves. But the "Tuttle Twins," the children’s book series I authored that champions free markets, was recently and briefly yanked from one in upstate New York. Will the supposed defenders of free speech rise up to condemn this censorship? With six million copies sold, the "Tuttle Twins" series...