Dark Money unveils the startling secrets of the Koch brothers using their money and networks, including the Mercatus Center at George Mason University, to take control of our politic. Mayer’s investigative reporting is thorough and well-documented. Her writing is straightforward, accurate, and engaging. I didn’t think I could get through almost 400 pages about the Koch brothers and their agenda, but I could not put down the book. It’s a must-read for anyone who is interested in learning about how money influenced our political system.