John Quincy Adams: American Visionary

Battle Cry of Freedom: The Civil War Era

Lincoln: The Biography of a Writer

This Republic of Suffering: Death and the American Civil War (National Book Award Finalist)

His Masterly Pen: A Biography of Jefferson the Writer

The Demon of Unrest: A Saga of Hubris, Heartbreak, and Heroism at the Dawn of the Civil War

Thomas Carlyle: A Biography

Narrative of the Life of Frederick Douglass: An American Slave

Dickens: A Biography

Team of Rivals: The Political Genius of Abraham Lincoln

Henry James: The Imagination of Genius, A Biography

Twelve Years a Slave

Gore Vidal

Crazy Horse and Custer: The Parallel Lives of Two American Warriors

Devil at My Heels: A Heroic Olympian's Astonishing Story of Survival as a Japanese POW in World War II

American History in 50 Events

Killing Lincoln: The Shocking Assassination that Changed America Forever

Rebel Yell: The Violence, Passion, and Redemption of Stonewall Jackson

John Adams

The Measure of a Man