Witness to Gettysburg: Inside the Battle That Changed the Course of the Civil War

Revolutionaries: A New History of the Invention of America

Decision in Philadelphia: The Constitutional Convention of 1787

The Grand Strategy of Classical Sparta: The Persian Challenge

Alexander the Great: Journey to the End of the Earth

Screening Room: Family Pictures

Courting Disaster: How the CIA Kept America Safe and How Barack Obama Is Inviting the Next Attack

The Ides: Caesar’s Murder and the War for Rome

Extinction Edge

County: Life, Death, and Politics at Chicago’s Public Hospital

Extinction End

Extinction Evolution

Extinction Horizon

Extinction Age

Extinction Aftermath

Strange New Worlds: The Search for Alien Planets and Life beyond Our Solar System

Lost Valley

Warrior’s Fate