These days it's hard to know what to believe. Is the news on television and the internet real or fake? How can you tell? This comprehensive guide helps readers sift through the many types of information out there. It gives guidelines for deciding which sources can be believed. Using a wealth of examples from recent news, politics, and science, it teaches readers how to distinguish fact from fiction and truth from lies. It gives suggestions on how to function in a "posttruth" world.