We Are Not One People: Secession and Separatism in American Politics Since 1776

Menace of Our Time: The Long War Against American Communism

Underdogs: The Making of the Modern Marine Corps

It's Even Worse Than You Think: What the Trump Administration Is Doing to America

The Other Face of Battle: America's Forgotten Wars and the Experience of Combat

Junius and Albert's Adventures in the Confederacy: A Civil War Odyssey

American Covenant: National Parks, Their Promise, and Our Nation's Future

Who Was Dr. Seuss?

Rough Riders: Theordore Roosevelt, His Cowboy Regiment, and the Immortal Charge Up San Juan Hill

The Last Charge of the Rough Rider: Theodore Roosevelt's Final Days

Failure Is Not an Option: Mission Control from Mercury to Apollo 13 and Beyond

Lincoln's Spies: Their Secret War to Save a Nation

Rangers, Trappers, and Trailblazers: Early Adventures in Montana's Bob Marshall Wilderness and Glacier National Park

The Big Cheat: How Donald Trump Fleeced America and Enriched Himself and His Family

Banished from Johnstown: Racist Backlash in Pennsylvania

A Fire in the Wilderness: The First Battle Between Ulysses S. Grant and Robert E. Lee

Lincoln's Spymaster: Allan Pinkerton, America's First Private Eye

First Freedom: A Ride Through America's Enduring History with the Gun

Surviving Three Shermans: With the 3rd Armored Division into the Battle of the Bulge: What I Didn’t Tell Mother About My War

Lawmen of the Wild West