The Classic Learning Test is a favorite of many traditionally-minded and liberal arts high schools, whose curriculum tends to clash with the Common Core principles embodied in the SAT. It has, therefore, come as a surprise to some people to find that both our testing passages and our recommended author bank include figures like Charles Darwin, Karl Marx, and Friedrich Nietzsche. Surely reading and analyzing works like The Will to Power or The Communist Manifesto is inconsistent with our mission?