... people is intensely sluggish . . . . They need a higher level of thrill or stimulation in order to have an intense experience," says forensic psychologist Shawn Johnston. Let's start by trying to define the term "serial killer." According to expert to qualify as a serial killer, an individual has to slay a minimum of three unrelated victims, there should be a cooling off period between the ... murder did not become so rampant throughout the country until post-World War II. By the 70's the problem had become so dire that law enforcement found them a need to define the phenomenon as a maj...

• Word Count: 5789
• Approx Pages: 23
• Has Bibliography
• Grade Level: High School