Nutile- Serial Killers

Serial Murderer

repetitive homicides, nearly always one-on-one murders, where the perpetrator is usually a stranger or has a slight acquaintance to the victim.

What gender are primarily serial murderers?

Male

What promotes serial murderers to kill?

Sexual or aggressive drives to exert power through killing.

Modus Operandi (MO)

A characteristic pattern of behavior repeated in a series of offenses.

- (Latin word meaning method of operating)

Who devised modus operandi?

Major L.W. Atcherley, an English constable in the late 1800s.

Classword

The kind of property attacked

- Ex. a house, a college dormitory, or people at a "lovers lane"

Entry

The point of entry

- Ex. open bedroom windows, sliding glass doors

Means

Implements or tools that were used

- Ex. pry bar, ladder, screwdriver

Object

Kind of property taken

- Ex. bras and undergarments

- (Used as a trophy)

Time

Time of day or night, weekdays, non-work days, holidays

- (When people would not miss the perpetrator at work)

Style

The description the criminal gives the victim to gain entrance

- Ex. plumber, cable TV repairman

Style

The description the criminal gives the victim to gain entrance

- Ex. plumber, cable TV repairman

Tale

Any disclosure the criminal makes as to his business/purpose

Pals

Any co-conspirators

Transport

What type of vehicle was used in connection with the crime

Trademark

Any unusual act committed by the suspect while in the commission of the crime

- Ex. poisoning the cat, eating at the scene after murdering the grandmother

Signature

The murderer's psychological calling card: unusual characteristics of a murder that are repeated at several crime scenes.

- Ex. intentionally displaying victims in a spread-eagle position

Common characteristics of serial killers (6)

1. Often intelligent

2. Good appearance

3. Superficial charm

4. Able to differentiate right from wrong

5. Have no conscience

6. Enjoy victims terror

Difficulties faced by investigators (3)

1. Serial Murderers are often very mobile, traveling from one location to another to find victims, often extensive interstate travel.

2. Lack of any prior association with the victim.

3. They often use remote burial sites.

The difference between serial killings and mass murder?

Mass murder- one place, multiple victims

Serial killing- sporadic

Serial Killer (5)

1. Multiple victims

2. Victims carefully selected

3. Several crime scenes

4. Several episodes

5. Very specific method involved

Mass Murderer (5)

1. Multiple victims

2. Victims wrong place/time

3. Usually single crime scene

4. Single episode

5. No specific method involved

Organized Serial Killers

- Perpetrator often plans the murder for months or years beforehand.

- Offender is often married, has steady employment, and is thought to be a good member of society.

- Ex. BTK-Dennis Rdader

- They bring the instruments of the crime to the scene with them.

- Ex. knives, cups, tape

Disorganized Serial Killers

- They do not plan their crimes in advance.

- The disorganized murderers commit the crimes spontaneously.

- They are often unemployed and without transportation.

- They are more often of low intelligence or psychotic.

Power-oriented

Ted Bundy and Dennis Rader enjoyed watching the terror of their victims

Mission-oriented

Killers feel they are improving the world by getting rid of undesirable people, such as prostitutes

- Ex. Green River Killer Gary Ridgway

Visionary

Those who kill because hallucinations direct them

- Ex. David Berkowitz "Son of Sam."

Hedonistic

Gain sexual satisfaction from raping, killing, mutilating, and sometimes eating the victim

- Ex. Jeffrey Dahmer

Comfort

Those who kill for financial gain, such as insurance benefits, real estate

Disciple

Those killers who kill under the influence of a charismatic killer

- Ex. Leslie Van Houten and Lynette Fromme of the (Charles) Manson Family

Psychological Profile

Submitted report utilizing information and approaches from various social and behavioral sciences, focusing on a specific type of violent crime.

According to the FBI, a typical serial killer is a...

Caucasian male between the ages of 18-32 who has been a victim of child abuse and who has exhibited signs of the McDonald triad.

McDonald Triad

Bedwetting after the age of 12, setting fires, killing small animals.

Most serial killers exhibit one of these behaviors... (3)

1. Cruelty to animals

2. Setting fires

3. Bedwetting

FBI profilers determined that __________% of serial killers wet the bed past the age of 12.

55-60%

What country produces the most serial killers?

The United States

Up to ____% of the world's serial killers are in America.

85%

At any given time, there are an estimated ________ active serial killers in the US alone.

20-50

Serial killing peaked in the _______.

1980s

An average of _____ serial killers

145

Ted Bundy

Intelligent, college-educated, well-groomed man who faked injuries and impersonated police officers to gain access to his victims.

What did Ted Bundy's victims look like?

Young women with blonde/light brown hair parted in the middle.

What type of killer was Ted Bundy?

Power oriented.

What name was coined for Richard Ramirez?

The Night Stalker

Who caught Richard Ramirez?

Lt. Gil Carillo caught him.

What type of killer was Richard Ramirez?

Power-oriented

What name was coined for John Wayne Gacy?

Killer Clown

What type of killer was John Wayne Gacy (Killer Clown?

Hedonistic

- Murdered at least 33 teenage boys and young men in IL.

- Buried 28 victims in the crawl space of his house.

- Put to death by lethal injection.

What type of killer Jeffrey Dahmer?

Hedonistic

- Had atleast 17 victims who were young boys.

- 145 IQ

What name was coined for Gary Ridgway?

The Green River Killer

What type of killer was Gary Ridgway?

Mission-orientated

What name did Dennis Rader give himself?

BTK (Bind Torture Kill)

What type of killer was Dennis Rader?

Mission oriented

What name was coined for Aileen Wuornos?

Hitchhiking Hooker

What type of killer was Aileen Wuornos?

Comfort

- Female prostitute.

- Men would pick her up for prostitution, and she would kill them, shooting point blank and stealing their cars.

What type of killer was Dorothea Puente?

Comfort

- Boarding house owner in California.

- Killed 7 of her tenants and buried their bodies in her backyard.

- Motive was to collect tenants' government checks.

What name was coined for Richard Kuklinski

The "Iceman"

What type of killer was Richard Kuklinski?

Comfort killer

- Mafia caught his attention to kill

What named was coined for David Berkowitz?

The "Son of Sam"

- (.44 Caliber Killer)

What type of killer was David Berkowitz?

Visionary type

- Claimed a neighbor's dog was possessed and told him to go out and kill people.

- Still incarcerated.

What name was coined for Khalil Wheeler?

The Weaver

What type of killer was Khalil Wheeler?

Mission oriented

- Killed 3 women, almost a 4th.

- Used social media apps.

- Mostly prostitutes.

What name was coined for Joseph James DeAngelo

Golden State Killer

What type of killer was Joseph James DeAneglo?

Power oriented

What type of killer was Samuel Little?

Power oriented

- Most prolific Serial killer in US.

- 93 women, 19 states, 35 years.

What type of killer was the Zodiac Killer?

Power oriented

- Unidentified serial killer.

- 7 people.

- Taunt news with letters.

- Identity remains unknown.

- Usually couples on the weekend near the water.

- Different weapon & vehicle each time.

- No motive.