Truth or Truthiness

Teacher tenure is a problem. Teacher tenure is a solution. Fracking is safe. Fracking causes earthquakes. Our kids are over-tested. Our kids are not tested enough. We read claims like these in the newspaper every day, often with no justification other than ''it feels right''. How can we figure out what is right? Escaping from the clutches of truthiness begins with one simple question: ''what is th...