Serial killers hold the fascination of the public, whether in true crime news accounts of individuals such as Ted Bundy or fictional depictions such as the television shows Dexter and Criminal Minds or popular movies such as the “Girl with the Dragon Tattoo” or “Silence of the Lambs.” Serial killers seem so purely predatory and unremorseful that our society cannot help but display a macabre interest in them. Although they account for no more than 1% of the approximately 15,000 homicides in the U.S. annually, serial killers receive a disproportionate amount of media attention due to the incomprehensible savagery of their deeds. Significantly, serial killers differ from mass murderers or spree murderers. Mass murder can be defined as the killing of multiple people at a single location where the victims may be either randomly selected or targeted. A mass murderer is often killed at the scene of the crime; sometimes by his/her own hand.  A spree murder is the killing of multiple people at different locations over a short period of time (the maximum duration is usually 7 days).  The killer in spree murders often but not always knows his/her victims, and most often targets family members or romantic partners. I use the following list of behavioral criteria to define serial homicide for the purposes of my research: Read more at www.coronertalk.com