Bio

Dr. Katherine Ramsland teaches forensic psychology at DeSales University in Pennsylvania and has published 27 books, including The Criminal Mind, The Human Predator, The CSI Effect, The Forensic Science of CSI, A Voice for the Dead, and Ghost: Investigating the other Side. She writes regular features on forensics and serial murder for Court TV's Crime Library and is considered an international expert on serial killers. She combines an interest in the supernatural with intensive research on crime, and sometimes these topics join in some surprising ways.