From Tahrir Square to the Kremlin, we have witnessed an incredible moment in the war between dictators and democracy. The problem is that today's authoritarians are not like the frozen-in-time, ready-to-crack regime of North Korea. They are ever-morphing, technologically savvy, and have replaced more brutal forms of intimidation with subtle coercion. But as dictators have become more nimble, so have the inspiring people who oppose their rule.