Imperfect Union: A Father’s Search for His Son in the Aftermath of the Battle of Gettysburg

The Gettysburg Gospel: The Lincoln Speech that Nobody Knows

Raoul Wallenberg, Revised Edition

The Yankee Years

From Baghdad, With Love: A Marine, the War, and a Dog Named Lava

Triumph: The Untold Story of Jesse Owens and Hitler's Olympics

Astoria: John Jacob Astor and Thomas Jefferson's Lost Pacific Empire: A Story of Wealth, Ambition, and Survival

Final Victory: FDR’s Extraordinary World War II Presidential Campaign

Kidnapped: The Tragic Life of J. Paul Getty III

All Things Possible: Setbacks and Success in Politics and Life

Desert Solitaire: A Season in the Wilderness

The Keeper's Son

Defeating ISIS: Who They Are, How They Fight, What They Believe

The Phantom Killer: Unlocking the Mystery of the Texarkana Serial Murders: the Story of a Town in Terror

Love in the Driest Season: A Family Memoir

Wynne’s War

Operation Snow: How a Soviet Mole in FDR’s White House Triggered Pearl Harbor