Dark America is experiencing an age of profound economic inequality. Employee protections have been decimated, and state welfare is virtually non-existent, while hedge fund billionaires are grossly under-taxed and big businesses make astounding profits at the expense of the environment and of their workers. How did this come about, and who were the driving forces behind it? In this powerful and meticulously researched work of investigative journalism, Jane Mayer, a staff writer for The New Yorker , exposes the network of billionaires trying to buy the U.S. electoral system―and succeeding.