In 'Dangerous Ideas,' Eric Berkowitz offers an illuminating and comprehensive brief history of censorship in the Western world. From the suppression of ancient texts and philosophical concepts to the modern challenges posed by fake news and digital disinformation, Berkowitz meticulously traces the evolving tactics and motivations behind efforts to control thought and expression. He explores pivotal moments and figures, revealing how authorities—whether religious, political, or social—have consistently attempted to silence dissenting voices throughout history. This insightful book not only chronicles the past but also provides vital context for understanding contemporary debates about free speech, information control, and the enduring power of ideas.