Katherine Ramsland is the author of more than 20 books including Inside the Minds of Mass Murderers (Praeger), Inside the Minds of Serial Killers (Praeger), The Criminal Mind, The Forensic Science of CSI, and others. She currently teaches forensic psychology at DeSales University in Pennsylvania. She is a regular feature writer for Court TV's Crime Library and has written more than three hundred articles about serial killers, forensic psychology, and forensic science.