Dangerous Ground: My Friendship with a Serial Killer

Then No One Can Have Her

Where Monsters Hide: Sex, Murder, and Madness in the Midwest

Above Suspicion: An Undercover FBI Agent, an Illicit Affair, and a Murder of Passion

To Love and To Kill

A Warrant to Kill: A True Story of Obsession, Lies and a Killer Cop

One Breath Away: The Hiccup Girl - From Media Darling to Convicted Killer

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

The Killing Kind

Becoming Bulletproof: Protect Yourself, Read People, Influence Situations, and Live Fearlessly

Lethal Guardian: A Twisted True Story Of Sexual Obsession, Family Betrayal And Murder

Under and Alone: The True Story of the Undercover Agent Who Infiltrated America's Most Violent Outlaw Motorcycle Gang

I'd Kill For You

No Angel: My Harrowing Undercover Journey to the Inner Circle of the Hells Angels

Don't Tell a Soul

Wiseguy: The 25th Anniversary Edition

Deadly Secrets

Unmasked: My Life Solving America's Cold Cases

Kiss of the She-Devil

Honeymoon With A Killer