Serial Killers: The Method and Madness of Monsters

The World's Worst Crimes: An A-Z of Evil Deeds

Whoever Fights Monsters: My Twenty Years Tracking Serial Killers for the FBI

American Serial Killers: The Deadliest Years 1950-2000

Serial Killer Quarterly Vol.1 No.1 “21st Century Psychos”

The Boy Who Was Raised as a Dog: And Other Stories from a Child Psychiatrist's Notebook -- What Traumatized Children Can Teach Us About Loss, Love, and Healing

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

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

Yakuza Moon: Memoirs of a Gangster's Daughter

The Better Angels of Our Nature: The Decline of Violence In History And Its Causes

On Killing: The Psychological Cost of Learning to Kill in War and Society

The Serial Killer Files: The Who, What, Where, How, and Why of the World's Most Terrifying Murderers

Mob Boss: The Life of Little Al D'Arco, the Man Who Brought Down the Mafia

Don't Tell a Soul

Brave: How I rebuilt my life after love turned to hate

They Thought They Were Free: The Germans, 1933–45

Because You Loved Me

Too Young to Kill

Helter Skelter: The True Story of the Manson Murders