Whether you think they are evil, disturbed, or just crazy you are part of a society that exhibits both a repulsion and fascination with the lives and minds of serial killers. When we look back at these crimes we see pure evil. It is amazing what one human being could do to another. For some of the people in this book the victims were their very own loved ones, and others they were total strangers.. We may never know what makes people like Ted Bundy or The Son of Sam do the things that they did. And we can only hope that we don't ever come face to face with the next monster who as taking their place. We will look at each one and try to figure out who are they and what motivates them? These are the most evil killers of the 20th Century. We will journey through the crime scenes and look at some of the most heinous murderers of our time. And we will look at the horrifying crime scene photos and the evidence that was left behind. We will follow the trail from the crime scene to the courtroom and for some right up to the execution chamber. We will look at some of the centuries most infamous killers like Charles Manson, The Son of Sam, Jeffery Dahmer, Aileen Wuornos, Ted Bundy and "The Night Stalker" Richard Ramirez.