Talking with Female Serial Killers - A chilling study of the most evil women in the world

Emissaries of Satan - Serial Killers Under the Microscope

American Predator: The Hunt for the Most Meticulous Serial Killer of the 21st Century

Talking With Psychopaths and Savages: Beyond Evil: From the UK's No. 1 True Crime author

Serial Killers: Horrifying True-Life Cases of Pure Evil

Talking With Serial Killers: World's Most Evil

Helter Skelter: The True Story of the Manson Murders

Talking With Psychopaths - A journey into the evil mind: From the No.1 bestselling true crime author

The World's Worst Serial Killers: Monsters whose crimes shocked the world

Talking with Serial Killers: A chilling study of the world's most evil people

Psycho USA: Famous American Killers You Never Heard Of

Talking with Psychopaths and Savages: Mass Murderers and Spree Killers

The World's Worst Psychopaths: The Most Depraved Killers In History

Talking with Psychopaths and Savages: Guilty but Insane

Unmasked: My Life Solving America's Cold Cases

I'll Be Gone in the Dark: The #1 New York Times Bestseller

Born Killers: Childhood Secrets of the World's Deadliest Serial Killers

The Killer Book of Serial Killers: Incredible Stories, Facts and Trivia from the World of Serial Killers

Talking with Serial Killers: Sleeping with Psychopaths: A chilling study of the innocent lovers of savage murderers