(BOOK) Obsession : The FBI's Legendary Profiler Probes.

The book is a little bit old but all the pages are good. Original goes for $40-70. Book overview The authors of "Journey into Darkness" probes the minds of both the hunter and the hunted in this powerful exploration of human behavior. With a deep sense of compassion for the victims and an uncanny understanding of the penetrators, Douglas exposes the chilling obsessions that compel the murderers, rapists, and stalkers of modern times.