Who are the men committing the rising number of serial homicides in the U.S. -- and why do they kill? The increase in these violent crimes over the past decade has created an urgent need for more and better information about these men: their crime scene patterns, violent acts, and above all, the[...]

Face-to-face with some of America's most terrifying killers, FBI veteran and ex-Army CID colonel Robert Ressler learned form then 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 Sile[...]