Ghostland: An American History in Haunted Places (Unabridged)
2016
Under the Eye of Power: How Fear of Secret Societies Shapes American Democracy (Unabridged)
2023
The Unidentified: Mythical Monsters, Alien Encounters, and Our Obsession with the Unexplained (Unabridged)
2020
Unknown: Mostri mitologici, alieni e le nostre ossessioni per l'inspiegabile
2025