Twenty-two years in the FBI, 16 of them as a member of the Bureau's Behavioral Science Unit. Roy Hazelwood, like many investigators, has seen it all. But unlike most, he's gone further into the dark and twisted psyches of serial killers and sadistic sexual offenders and has emerged as one of the world's foremost experts on the sexual criminal. Acclaimed true-crime writer Stephen G. Michaud takes you into the heart of Hazelwood's work through dozens of startling cases, including those of the Lonely Heart Killer, the "Ken and Barbie" killings, and the Atlanta Child Murders.

In the number-one New York Times best seller Mindhunter, John Douglas, who headed the FBI's elite Investigative Support Unit, told the story of his brilliant and terrifying career tracking down some of the most heinous criminals in history. Now, in Journey into Darkness, Douglas profiles vicious serial killers, rapists, and child molesters. He is straightforward, blunt, often irreverent, and outspoken, but takes pains not to glorify any of these murderers.

Face-to-face with some of America's most terrifying killers, FBI veteran and ex-Army CID colonel Robert Ressler learned from them how to identify the unknown monsters who walk among us - and put them behind bars. Now the man who coined the phrase "serial killer" and advised Thomas Harris on The Silence of the Lambs shows how he has tracked down some of the nation's most brutal murderers. Join Ressler as he takes you on the hunt for America's most dangerous psychopaths. It is a terrifying journey you will not forget.

How do you deal with those that break the law? If their aim is to evade you, how do you identify them? If their aim is to lie, how do you interview them? If they don't see their actions are wrong, how do you help them to successfully reform? Criminal psychology is the discipline which tackles these challenges head on. From the signals which give away when we’re lying to the psychological profiling of violent offenders, this exhaustive guide, written by the UK’s top experts, is the perfect introduction.

In his 26 years in the field, Richard Taylor has worked on well over a hundred murder cases, with victims and perpetrators from all walks of life. In this fascinating memoir, Taylor draws on some of the most tragic, horrific and illuminating of these cases - as well as dark secrets from his own family's past - to explore some of the questions he grapples with every day: why do people kill? Does committing a monstrous act make someone a monster? Could any of us, in the wrong circumstances, become a killer?