A serial killer is someone who has murdered three or more people. They kill over a month’s time. The FBI says that 70% or the killers are doing this because they were abused as kids. Only some did it while drunk and or high,some are because they were addicted to drugs and alcohol when they were young and then go mad. Some are already crazy and don’t know it or don't want to get help Neglect interfere with his or her ability to function in society, succeed academically, and form healthy relationships with people.Many serial killers experienced sexually stressful events in their childhood. …show more content…
Psychopathic behavior, psychological abuse, growing up lonely and isolated from other people at a young age, They can't function in society , fantasies of killing people and animals, acting out the fantasies of killing on animals,self inflicted injuries, and bed wetting are a few or the signs or a serial killer.
90% of the killers are male the other 10% are women that's been abused by husbands most the time. Most of their fathers walked out and they were raised by their mom. Most serial killers are between the ages of 20 and 30 years old. There IQ would be very high. Some get away with the crime they committed because they didn't leave a lot of evidence and it goes away until more evidence come forward or they get caught doing it again. The crime that goes away are called cold