American Republics: A Continental History of the United States 1783-1850

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

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

The Kill Box

Assault by Fire

Reagan: His Life and Legend

I've Been Thinking

Shadow of a Star

What Came from the Stars

After the Bugles

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

Two Days Gone

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