In Deep: The FBI, CIA, and the Truth about America's Deep State

American Civil Wars: A Continental History, 1850–1873

The Cause: The American Revolution and its Discontents, 1773-1783

Conversations with Lincoln: Little-Known Stories from Those Who Met America's 16th President

The Climate Casino: Risk, Uncertainty, and Economics for a Warming World

Reagan: His Life and Legend

Master of Rome: A Life of Julius Caesar

I've Been Thinking

Shadow of a Star

What Came from the Stars

The Last of the Plainsmen

The Sky Manifest

Triggerfish: A Crime Novel

The Waiting Gun

Llano River

Hot Iron

The Power of Little Ideas: A Low-Risk, High-Reward Approach to Innovation

Live Younger Longer: 6 Steps to Prevent Heart Disease, Cancer, Alzheimer's and More