num_pages: 336
description: A former Supervisory Special Agent for the FBI discusses the harrowing competition between the agency and the individuals they seek to capture, describing ten cases to explore the strengths and pitfalls of modern criminal investigation.
language: English
title: The Unknown Darkness: Profiling the Predators Among Us
titlecomplete: The Unknown Darkness: Profiling the Predators Among Us
genres: Memoir, Crime, Law, Nonfiction, Psychology, True Crime
ratings_count: 443
publisher: William Morrow