Books

Evil Psychopaths Evil Psychopaths
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
European Serial Killers European Serial Killers
2011
Killers In Cold Blood Killers In Cold Blood
2011
American Serial Killers American Serial Killers
2011
Professional Killers Professional Killers
2011

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