Some studies proven that most serial killers have had bad child hood experiences, most were alone, had to live for themselves and take charge early.

Serial killers have high average IQ’s but still do poorly in school and work .

88% of serial killers are male. 85% are caucasian .

There have been more serial killers hunting and killing in the western part of the United States, such as California and Washington. The United States is the leading country for serial killers (from reported cases).

As children, they are typically abandoned by their fathers and raised by domineering mothers.