In the #1 New York Moments bestseller Mindhunter, John Douglas, who headed the FBI’s elite Investigative Support Unit, told the storyplot of his brilliant and terrifying career tracking down a few of the most heinous criminals in history. Now, working again with his coauthor Tag Olshaker, Douglas delves additional into the legal mind with a series of chilling new situations.

Stick to the FBI’s premier investigative profiler as he penetrates the brains and motives of the very most terrifying serial killers.

about Trip into Darkness

In Trip into Darkness, Douglas profiles vicious serial killers, rapists, and child molesters. A number of the unique instances Douglas discusses are the Claremont killer, the schoolgirl murders that became referred to as Canada’s “trial from the century,” Richmond, Virginia’s first serial murderer, and the double homicide of Nicole Brown Simpson and Ronald Goldman.

With Trip into Darkness, Douglas provides greater than a glimpse into the minds of serial killers; he demonstrates what a powerful weapon behavioral technology is becoming. Profiling criminals helps not only to fully capture them, but also helps society know how these predators function and what can be done to avoid them from striking again.

Trip into Darkness continues this perilous trip into the psyche from the serial killer, but also offers a glimmer of hope that profiling may enable police to start to see the indications of the serial killer’s brain and intervene before he kills—or kills once again.