It's an age-old question: is it nature or nurture? Can there really be a 'demon seed' that causes serial killers to act the way they do? Or is it an unfortunate combination of influences and events during their formative years that has turned them into such monsters? But no matter how many people they have killed, no matter how many lives they have ruined and whatever the nature of their sickening crimes, serial killers are still human. Analysing the early years of the lives of men like Jeffrey Dahmer, who abused and killed 17 young men, offers a fascinating insight into the effects of a dysfunctional or abusive childhood. Criminologists Christopher Berry-Dee and Steven Morris have spoken and corresponded with killers all over the world in a quest to discover what made them the way they are. For the first time, the inner workings of the minds of the most destructive individuals on the planet are revealed in shocking detail. Born Killers shows, through a sophisticated system of psychological profiling, how the potential serial killer develops. Read it and you too may be able to spot the signs...