Why is America living in an age of profound economic inequality? Why, despite the desperate need to address climate change, have even modest environmental efforts been defeated again and again? Why have protections for employees been decimated? Why do hedge-fund billionaires pay a far lower tax rate than middle-class workers? The conventional answer is that a popular uprising against "big government" led to the ascendancy of a broad-based conservative...

"Like the Rockefellers and the Kennedys, the Kochs are one of the most influential dynasties of the modern age, but they have never been the subject of a major biography... until now. Not long after the death of his father, Charles Koch, then in his early 30s, discovered a letter the family patriarch had written to his sons. 'You will receive what now seems to be a large sum of money,' Fred Koch cautioned. 'It may either be a blessing or a curse.'...