"By revealing the machinery and dynamics of the interplay between influencers, algorithms, and online crowds, DiResta illustrates the way propagandists deliberately undermine belief in the fundamental legitimacy of institutions that make society work. These invisible rulers create bespoke realities to revolutionize politics, culture, and society. Their work is driven by a simple maxim: if you make it trend, you make it true. DiResta predicts the consequences...

"Two defense experts explore the collision of war, politics, and social media, where the most important battles are now only a click away. Through the weaponization of social media, the internet is changing war and politics, just as war and politics are changing the internet. Terrorists livestream their attacks, "Twitter wars"produce real-world casualties, and viral misinformation alters not just the result of battles, but the very fate of nations....

One of the least understood countries in the world, North Korea has long been known for its repressive regime. Yet it is far from being an impenetrable black box. Media flows covertly into the country, and fault lines are appearing in the government's sealed informational borders. Drawing on deeply personal interviews with North Korean defectors from all walks of life, ranging from propaganda artists to diplomats, Jieun Baek tells the story of North...