Kochland: The Secret History of Koch Industries and Corporate Power in America is a nonfiction book that tells the story of Koch Industries, one of the largest privately held companies in the United States. Written by Christopher Leonard, the book begins with the story of the company's founder, Fred Koch, and follows the rise of his sons Charles and David, who have transformed Koch Industries into a global conglomerate with interests in a wide range of industries, including oil, gas, chemicals, and consumer products.

Leonard explores the inner workings of the company and its unique management philosophy, which emphasizes entrepreneurship and a commitment to free-market principles. He also delves into the ways in which Koch Industries has used its wealth and influence to shape public policy, particularly in the areas of climate change, energy, and economics. The book examines the company's role in the rise of the modern conservative movement in the United States, and how it has contributed to the national discourse on issues such as taxation, regulation, and the role of government.

In addition to providing a history of Koch Industries, Leonard also examines the social and political impact of the company, and how it has influenced the country's economic and political landscape. He looks at the ways in which Koch Industries has pushed back against regulation and government intervention, and how it has sought to shape public opinion on issues such as climate change and energy policy.

Overall, Kochland is a comprehensive and thought-provoking examination of one of the most influential and controversial companies in the United States, and the ways in which it has impacted the country's political and economic landscape. It is a must-read for anyone interested in business, politics, or the intersection of the two.