The Stones of London: A History in Twelve Buildings

Inheritance: The Lost History of Mary Davies: A Story of Property, Marriage and Madness

It's What I Do: A Photographer's Life of Love and War

M Train: A Memoir

Say Nothing: A True Story of Murder and Memory in Northern Ireland

Leonardo da Vinci

The Woman I Wanted to Be

Charlie One: The Story of an Irishman in the British Army and His Role in Covert Counter-Terrorism Operations

Walk Through Walls: A Memoir

The Glorious Heresies: 'A big, brassy, sexy beast of a book' IRISH TIMES

I Love Her, That’s Why!: An Autobiography

Warning: This is Not a Motivational Story

The History of Ireland

Words without Music: A Memoir

Global Crisis: War, Climate Change, & Catastrophe in the Seventeenth Century

The Crooked Branch

Gone: A Girl, a Violin, a Life Unstrung

American Mirror: The Life and Art of Norman Rockwell

How the Irish Saved Civilization: The Untold Story of Ireland's Heroic Role from the Fall of Rome to the Rise of Medieval Europe