The Forgotten Presidents: Their Untold Constitutional Legacy

Narrative of the Life of Frederick Douglass: An American Slave

The Power of Precedent

Personal Memoirs of Ulysses S. Grant: Volumes One and Two

The Federal Impeachment Process: A Constitutional and Historical Analysis, Edition 3

Battle Cry of Freedom: The Civil War Era

FDR's Mentors: Navigating the Path to Greatness

Team of Rivals: The Political Genius of Abraham Lincoln

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

The Flags of the Confederacy

Killing Lincoln: The Shocking Assassination that Changed America Forever

And There Was Light: Abraham Lincoln and the American Struggle

The Rise and Fall of the Second American Republic: Reconstruction, 1860-1920

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

John Adams

The Measure of a Man

Grant

Twelve Years a Slave

Truman