Preface. The origins and political importance of disinformation; Author Biographies; Part I. Disinformation in Political and Historical Context: 1. A brief history of the disinformation age: information wars and the decline of institutional authority W. Lance Bennett and Steven Livingston; Part II. The Current Situation: 2. A political economy of the origins of asymmetric propaganda in American media Yochai Benkler; 3. The flooded zone: how we became more vulnerable to disinformation in the digital era Paul Starr; Part III. Historical Roots of Disinformation: 4. How American businessmen made us believe that free enterprise was indivisible from American democracy: the National association of manufacturers' propaganda campaign 1935-1940 Naomi Oreskes, Erik M. Conway and Charlie Tyson; 5. 'Since we are greatly outnumbered': why and how the Koch network uses disinformation to thwart democracy Nancy MacLean; Part IV. The Policy Problem: 6. How digital disinformation turned dangerous Dave Karpf; 7. Policy lessons from five historical patterns in information manipulation Heidi Tworek; 8. Why it is so difficult to regulate disinformation online Ben Epstein; Part V. The Role of Public Broadcasting: 9. US public broadcasting: a bulwark against disinformation? Patricia Aufderheide; 10. The public media option: confronting policy failure in an age of misinformation Victor Pickard; Part VI. Conclusion: Defending Democracy in the Disinformation Age: 11. The coordinated attack on authoritative institutions: defending democracy in the disinformation age Steven Livingston and W. Lance Bennett.