Nexus A Brief History of Information Networks from the Stone Age to AI

Nexus: A Brief History of Information Networks from the Stone Age to AI" by Yuval Noah Harari traces the evolution of how human societies have created and used information networks to organize, control, and shape civilizations. Harari highlights humanity's unique ability to believe in shared "fictions" like money, nations, and religions—stories that bind large groups together even though they have no objective existence. <div> </div><div>The book explores the rise of bureaucracies, documents, and early empires built on complex information systems, showing how these networks helped control societies but often sacrificed truth for order. Harari discusses chilling historical examples such as the witch hunts, fueled by misinformation and bureaucratic power. </div><div>In the modern era, Harari focuses on the profound shift brought by big data and artificial intelligence, warning that AI-driven information networks may control society in ways that challenge democracy, truth, and human autonomy. He raises critical questions about AI alignment, algorithmic manipulation, and the future of public conversation and informed citizenship.</div><div> </div>