Flashes of Creation: George Gamow, Fred Hoyle, and the Great Big Bang Debate

John P. Slough: The Forgotten Civil War General

Ibn Sina: A Very Short Introduction

The Devil's General: The Life of Hyazinth Strachwitz, "The Panzer Graf"

Wade McClusky and the Battle of Midway

John Hancock: Merchant King and American Patriot

America's Good Terrorist: John Brown and the Harpers Ferry Raid

The Definitive FDR: Roosevelt: The Lion and the Fox (1882-1940) and Roosevelt: The Soldier of Freedom (1940-1945)

Winston Churchill and the Art of Leadership: How Winston Changed the World

Falling Felines and Fundamental Physics

Empire of the Romans: From Julius Caesar to Justinian: Six Hundred Years of Peace and War, Volume 1

1932: FDR, Hoover, and the Dawn of a New America

The False Promise of Superiority: The United States and Nuclear Deterrence after the Cold War

Empire of the Romans: From Julius Caesar to Justinian: Six Hundred Years of Peace and War, Volume II: Select Anthology

Antiquity: From the Birth of Sumerian Civilization to the Fall of the Roman Empire

"Lee is Trapped, and Must be Taken": Eleven Fateful Days after Gettysburg: July 4 - 14, 1863

The Beauty and the Sorrow: An Intimate History of the First World War

When Einstein Walked with Gödel: Excursions to the Edge of Thought

Afghanistan: What Everyone Needs to Know

Great Strategic Rivalries: From The Classical World to the Cold War