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FBI Profiling System

FBI Profiling System. Serial Killers. “We serial killers are your sons, we are your husbands, we are everywhere. And there will be more of your children dead tomorrow.” “You feel the last bit of breath leaving their body. You’re looking into their eyes. A person in that situation is God.”

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FBI Profiling System

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  1. FBI Profiling System Serial Killers

  2. “We serial killers are your sons, we are your husbands, we are everywhere. And there will be more of your children dead tomorrow.” “You feel the last bit of breath leaving their body. You’re looking into their eyes. A person in that situation is God.” ~ Ted Bundy

  3. Hillside Stranglers Son of Sam Jeff Dahmer John Wayne Gacy Nightstalker Ed Kemper Ted Bundy Trailside Killer Zodiac Ed Gein BTK Jerry Brudos Andrei Chikatilo Peter Sutcliffe Joel Rifkin Jack the Ripper Henry Lee Lucas Wayne Williams Green River Killer Ivan Milat Peter Kurten Serial Killers

  4. Definitions of a Serial Killer Someone who murders at least 3 people in more than a 30 day period Someone who murders 2 or more victims with an emotional cooling off period between the homicides Someone who over time commits at least 10 homicides which are violent and brutal and ritualistic

  5. Profiling Beginnings • UNSUB-unknown subject • “If you want to understand the artist you have to look at the painting” • What took place? • Why did it happen the way it did? • Who could have committed this crime for these reasons?

  6. Inside the Mind of a Killer • They sense weakness and vulnerability • Thrill of the hunt gets them going • Behavior reflects personality • “Homicidal triad”-cruelty to small animals, fire-setting and bedwetting beyond an appropriate age • Three most common motives of serial killers and rapists are DOMINATION, MANIPULATION and CONTROL • Serial killers are sexual predators

  7. Inside the Mind… • One of their main fantasy jobs is police officer • Many are “police buffs”-they hang out at police bars and talk shop. They also like to find out about the investigation • Triggering event-”stressor”-most common are losing job and losing wife/girlfriend

  8. Inside the Mind… • Most single important factor in the development of a serial killer is the role of fantasy • Many fantasize about a relationship between sex and death (Ed Kemper, Jeff Dahmer) • Behavior escalates from fantasy to reality, helped along by pornography and cruelty to animals and peers. Fantasy is in place long before murders start

  9. The Role of Fantasy • 82% of serial killers report daydreaming in their childhood accompanied by compulsive masturbation. If fantasies are violent, violence and sex become associated with one another • 71% report feeling isolated as children. Isolation encourages substitution of fantasy for human contact

  10. The Role of Fantasy: Test Runs • Serial killers start out by giving the fantasy a test run • This involves cruelty to animals and small children • Stealing women’s underwear, exhibitionism, voyeurism, burglary and other minor offenses

  11. A Theory… • 66% of sexual and serial killers report their mother as the dominant parent • S.K. rooted in gender identification • If mother is too dominant, boys cannot achieve masculinity which creates rage • Rage is focused on females

  12. Organized Continual refinement of fantasy Improvement of details from one crime to the next Obsession with detail Planning of crime and disposal of body Socially competent Follows crime in the news Disorganized Bodily mutilation Lack of preparation Body left in view Violence is sudden Often they are severely disturbed Some UNSUBS are mixed Organized or Disorganized?

  13. Deciphering CrimeScenes • Blitz style attack or attack on small or physically challenged people means attacker has little confidence and self-esteem, not charming, asocial type • Sexual attacks on the elderly mean the person has little or no sexual experience

  14. Deciphering Crime Scenes • Severe facial trauma/covering the face means the person may have known the victim or is trying to depersonalize her • Covering the entire body means the person feels bad about what he did • Multiple stab wounds mean a lot of anger and emotion (think about 30 stab wounds)

  15. Modus Operandi Learned behavior What the UNSUB does to commit the crime (shooting, stabbing) It can change Signature What the UNSUB does to fulfill himself Does not change Expresses the UNSUB’s personality He NEEDS to do it M.O. vs Signature

  16. History of Serial Killing • Serial killing may be a much older phenomenon than we realize • Stories about witches, werewolves, vampires may have been created to explain atrocities committed by humans (Chikatilo) • Beowulf-Grendel

  17. History of Serial Killing Gilles de Rais • Lived during the 1400’s • Bodyguard of Joan of Arc • One of the wealthiest people in Europe • Sexually molested and killed at least 140 and no more than 800 peasant boys • Practiced necrophilia with dead boys • Hanged and burned

  18. History… Countess Elizabeth Bathory • Born in Transylvania in the 1500’s • Belonged to noble family • Sadist, liked to torture servants • Drained victims’ blood and bathed in it • Murdered 650 women in 10 years • Bricked up her bedroom and could not leave

  19. Jack the Ripper • First modern day serial killer • 1888 Whitechapel, London • 5 victims in 3 months • Killings stopped suddenly • Identity unknown

  20. Jack the Ripper Victims Polly Nichols Annie Chapman Elizabeth Stride

  21. Victims (continued) Catherine Eddowes

  22. Mary Kelly

  23. Ripper Letters

  24. Profiling Jack the Ripper • Mutilation of bodies suggests sexually inadequate person with rage against women • Blitz style attack suggests someone socially inadequate • Someone who could blend into surroundings • Loner • Disorganized offender

  25. Ed Kemper Q: “What do you think when you see a pretty girl walking down the street?” A: “One side of me says I’d like to talk to her, date her. The other side of me says I wonder how her head would look on a stick?”

  26. Kemper, con’t • Born 1948 • IQ 145 • 6’9” 280 lbs • Extremely domineering mother • Forced to sleep on basement, killed family cat and mounted head on a stick. Did same thing to sister’s doll. • As a child, he would watch hissecondgradeteacher through her window while holding a bayonet. Fantasized about killing her and having sex with body

  27. Kemper, con’t • At age 13 killed another cat and kept pieces in his closet • Sent to live with grandparents at age 15 • Shot grandmother in head with .22 rifle and stabbed her repeatedly • When grandfather came home he shot him, too • Sent to psychiatric hospital for 5 years

  28. Kemper, con’t • Tried to join police force but deemed “too big” • Frequented police bars and after he started killing, got inside info on investigation • Started picking up female hitchhikers and dropping them off safely to establish a reputation • Would look at his watch when picking them up so they would think he was busy (manipulation)

  29. Kemper, con’t • First kill 1972 • Picked up two hitchhikers, put one in the trunk, stabbed the other and slit her throat • Grabbed the girl from the trunk and stabbed her, too • Took them back to his apt, dissected them, played with the internal organs, took pics and cut their heads off • Holding their heads by the hair would sexually excite him

  30. Kemper, con’t • Killed 6 other girls by 1973, shooting, stabbing, strangulation • Practiced necrophilia, dismembered bodies • Never touched “improper areas” (quote) • 1973 he killed his mother and raped her corpse, then killed mother’s friend • Called police and turned himself in

  31. Profiling Kemper • Dismemberment of corpses was part of the possession fantasy- alive he could not get near them, but dead, he could touch their insides and feel as if he owned them (domination, control) • Organized offender

  32. David Berkowitz “I didn’t want to hurt them. I only wanted to kill them.”

  33. David Berkowitz: The .44 Caliber Killer, Son of Sam • Very upset over being adopted • Practiced Satanism and worship • Admits to setting more than 2,000 fires, would masturbate while watching the flames (part of the triad) • Started killing in 1976 • Killed 6, wounded others, shot into parked cars • Would return to the scene of the crime to relive the killings, go home and masturbate

  34. Profiling Son of Sam • Always shot at passenger side of car-shows hatred toward women • Shooting multiple shots indicates degree of rage • Shooting from a distance suggests that the killer lacks social skills

  35. John Wayne Gacy

  36. John Wayne Gacy“The Killer Clown” • Born 1942 • Homosexual • Killed 33 men and young boys • Beaten by father and claims he was molested by a teenaged girl and a male construction worker when he was 8 • Married in 1964 but divorced 4 years later after sodomizing a young boy • After being released from prison, he brought a man home for sex, killed him and buried him in the crawl space

  37. Gacy, con’t • Married again in 1972. • Lured young boys to his house, raped and murdered them and buried their bodies under the house • Blamed smell on dead rats • Placed plastic bag over heads and submerged them in water, reviving them before they died then strangled them (domination and control) • Executed 1994

  38. Profiling Gacy • Organized killer-continual refinement of crimes, hiding the bodies • Socially competent-lured his victims to his house

  39. Richard Ramirez

  40. Richard Ramirez“The Nightstalker” • Mixed category serial killer • LA 1984-1985, 19 people killed • Men were shot or strangled, women shot, stabbed, raped and mutilated • One victim’s eyes were gouged out with a spoon

  41. Nightstalker, con’t • At age 12, cousin showed him pics of Vietnamese women performing sex acts on soldiers and then later, their severed heads-this excited him • Later, Richard saw this cousin kill his wife; behavior went downhill after this • Used pot, LSD, PCP, got interested in Satan and attended Satanic rituals

  42. Nightstalker, con’t • Snuck into people’s homes at night • Stabbed 79 year old and had sex with the corpse • Killed women of all ages, age 6-83. • Mutilated corpses, violently raped women and children • All attacks were blitz attacks • Picture was broadcast in paper and in the news • Mobbed and beaten in east LA while trying to steal a car

  43. Profiling the Nightstalker • Mixed category killer-killed at random, but brought his own weapons and carried a police scanner • Socially incompetent-snuck into people’s homes • Sexually inexperienced, attacks on very old and very young • Blitz style attack-little confidence and low self-esteem • Men shot but women raped and mutilated. Shows hatred toward women, need to dominate/destroy.

  44. Kenneth Bianchi and Angelo Buono

  45. Kenneth Bianchi Adopted Very overprotective, domineering mother Wet his pants at a late age Very charming, con man Unmotivated drifter, finally moved to CA to live with his cousin Angelo Buono Parents were divorced, referred to her as a whore and a slut Juvenile delinquent with no respect for women Raped his wives and girlfriends, beating them on several occasions Had many teenaged girls as girlfriends and “shared” them with his sons The Hillside Stranglers

  46. The Hillside Stranglers • Cousins who acted as a team • 1977-1978 raped and murdered 12 women, girls and prostitutes • They would pick up prostitutes or show women a fake badge and put them in their car, rape and kill them • After awhile, they started bringing them home and killing them there

  47. The Hillside Stranglers • They started killing them slowly • They would tighten a cord around their throats and bring them to the point of death and then release it-they would do this over and over, sometimes raping them at the same time • They started injecting them with Windex and electrocuting them to see what would happen

  48. Profiling The Hillside Stranglers • They raped them and killed them slowly-shows the need for domination, manipulation and control • Organized killers-they disposed of/hid bodies and were “improving” on their methods each time • They were able to get the girls into their car because Bianchi was socially competent • The use of the badge also depicts the desire for power

  49. Female Killers • One out of every 5 serial murderers are women • Often more deadly and prolific than men • “quiet killers” • Killing career is longer • Killings usually committed in homes/hospitals, somewhere not that noticeable • Motives are often personal financial gain

  50. Types of Female Killers Black Widows • Most common type of female killer • Focus on husbands, children, lovers • 85% use poison • Motive is material gain

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