Books

Leaders Who Changed the World Leaders Who Changed the World
2011
Timeline of World History Timeline of World History
2010
American Serial Killers American Serial Killers
2011
Killers In Cold Blood Killers In Cold Blood
2011
World Serial Killers: Manson, Bundy, Olson, Sells, Son of Sam, Kemper, Stayner, Jack the Ripper, Brady, Hindley, West, Shipman, Glover, Dupas, Birnie,  Denyer, Milat, Barraza, Lopez World Serial Killers: Manson, Bundy, Olson, Sells, Son of Sam, Kemper, Stayner, Jack the Ripper, Brady, Hindley, West, Shipman, Glover, Dupas, Birnie,  Denyer, Milat, Barraza, Lopez
2011
Houses of Death Houses of Death
2010

Audiobooks

The Partisan Heart The Partisan Heart
2019
A Short History of Coffee A Short History of Coffee
2021
British Traitors : Betrayal and Treachery in the Twentieth Century British Traitors : Betrayal and Treachery in the Twentieth Century
2022