Information is the world’s lifeblood. It pulsates in torrents of facts and images. We are swamped with it.
But information can be poison, a dangerous weapon. Disinformation, or organized lying, can be used to wage political warfare. As the historian Thomas Rid wrote in “Active Measures,” his book on the subject, disinformation can weaken a political system that places its trust in truth. “Disinformation operations, in essence, erode the very foundations of open societies,” he wrote.