Explicit in detail, yet sensitive in perspective, this text describes and analyzes the phenomenon of serial murder and discusses why these killers kill as well as various methods of identifying and catching them. It provides vital and up-to-date information to criminal investigators, criminologists, crime writers and anyone interested in the phenomenon of serial murder. Detailed case studies of seven infamous serial killers are presented—Henry Lee Lucas, John Wayne Gacy, Kenneth Bianchi, Ted Bundy, Jeffrey Dahmer, Joseph Miller, and Jerry Marcus—with an in-depth cross-analysis of these cases. An exploration of the history and challenges related to the investigation of serial murder is also included.