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Criminal Profiling & Serial Killers Jordan Green & Cecilia de Antueno.

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Presentation on theme: "Criminal Profiling & Serial Killers Jordan Green & Cecilia de Antueno."— Presentation transcript:

1 Criminal Profiling & Serial Killers Jordan Green & Cecilia de Antueno

2 What is criminal profiling? Construction of a psychological, behavioral and demographic profile of the type of person likely to have committed the crime Construction of a psychological, behavioral and demographic profile of the type of person likely to have committed the crime Usually applied to serial crimes (serial murders, serial rapes…) Usually applied to serial crimes (serial murders, serial rapes…)

3 First documented case New York City 1950’s New York City 1950’s “Mad Bomber” “Mad Bomber” Psychiatrist James Brussell constructs a profile: Psychiatrist James Brussell constructs a profile: White male, 40’s - 50’s White male, 40’s - 50’s Lives with aunt or sister Lives with aunt or sister Hates father, loves mother Hates father, loves mother Will wear double-breasted suit when apprehended Will wear double-breasted suit when apprehended

4 “Father of profiling” John Douglas 25 years with the FBI, Investigative Support Unit 25 years with the FBI, Investigative Support Unit Developed profiling techniques now taught in the FBI’s Behavioral Science Unit Developed profiling techniques now taught in the FBI’s Behavioral Science Unit Consulted on Atlanta child murders, Green River killer, Unabomber Consulted on Atlanta child murders, Green River killer, Unabomber

5 What to look for Signature Signature Signature - something done to fulfill or satisfy the offenders emotional state Signature - something done to fulfill or satisfy the offenders emotional state Not the same as Modus Operandi Not the same as Modus Operandi Modus Operandi - what is needed to complete the crime Modus Operandi - what is needed to complete the crime

6 What to look for State of the crime scene State of the crime scene Gives clues about the type of offender Gives clues about the type of offender Age Age Race Race Motive Motive

7 Organized vs. Disorganized Organized crime scene: Organized crime scene: Body is hidden Body is hidden Weapon is removed from scene Weapon is removed from scene Appears to be well-planned Appears to be well-planned The victim is specifically targeted The victim is specifically targeted Restraints often used Restraints often used Aggression takes place before death Aggression takes place before death

8 Organized vs. Disorganized Disorganized: Disorganized: Body not hidden Body not hidden Weapon is present Weapon is present Appears to be spontaneous Appears to be spontaneous Victim may be an acquaintance Victim may be an acquaintance Aggression or sex post-mortem Aggression or sex post-mortem

9 What does it all mean? Organized crime scene suggests an offender: Organized crime scene suggests an offender: Average or above average IQ Average or above average IQ Employed, usually quite skilled Employed, usually quite skilled Socially competent Socially competent Uses alcohol in commission of crime Uses alcohol in commission of crime Uses car to drive to crime scene/hunt for victim Uses car to drive to crime scene/hunt for victim Obsessed with media coverage of his crimes Obsessed with media coverage of his crimes

10 What does it all mean? Disorganized crime scene suggests an offender: Disorganized crime scene suggests an offender: Below average IQ Below average IQ Unstable employment record, unskilled Unstable employment record, unskilled Socially isolated Socially isolated Lives close to crime scene Lives close to crime scene Strict discipline as a child Strict discipline as a child Extremely anxious Extremely anxious

11 Criminal Profiling Statistics from FBI (1981) Statistics from FBI (1981) 88 cases solved using profiling out of cases solved using profiling out of % of these cases were solved by profiling ALONE 17% of these cases were solved by profiling ALONE Canada & Profiling Canada & Profiling VICLAS (violent crime linkage analysis) VICLAS (violent crime linkage analysis) Computer matches crimes with similar characteristics Computer matches crimes with similar characteristics

12 Canada & Profiling New technique developed by Canadians: Geographic profiling New technique developed by Canadians: Geographic profiling Determine offender’s location by studying the location of the crime scenes Determine offender’s location by studying the location of the crime scenes Computer program generates offender’s most likely location & possible future target areas Computer program generates offender’s most likely location & possible future target areas

13 Serial Killers

14 Definition of a Serial Killer Murder of three or more persons Murder of three or more persons Involves a distinctive “cooling off” period Involves a distinctive “cooling off” period Can be days to months to years Can be days to months to years Differs from Mass Murder (3+ persons killed together) & Spree Killing (3+ persons killed in short period of time at different locations) Differs from Mass Murder (3+ persons killed together) & Spree Killing (3+ persons killed in short period of time at different locations)

15 Typical serial killer White male White male Late 20’s to early 30’s Late 20’s to early 30’s Kills within his own race Kills within his own race Method of murder is “hands on” (strangulation or stabbing) Method of murder is “hands on” (strangulation or stabbing) Victims selected because they share specific characteristics (for example, Ted Bundy chose young women with long hair, parted in the middle) Victims selected because they share specific characteristics (for example, Ted Bundy chose young women with long hair, parted in the middle)

16 The Lust Murderer: subtype of a serial killer Sadistic and brutal crime Sadistic and brutal crime Committed almost exclusively against women Committed almost exclusively against women Two types of offenders: Two types of offenders: Organized Nonsocial Organized Nonsocial Disorganized Asocial Disorganized Asocial

17 Organized Nonsocial Indifferent to the well-being of others Indifferent to the well-being of others Self-centered and narcissistic Self-centered and narcissistic Manipulative and cunning Manipulative and cunning Lives away from crime scene Lives away from crime scene Crime appears controlled, methodical Crime appears controlled, methodical Pre and post-mortem mutilation and torture Pre and post-mortem mutilation and torture

18 Organized Nonsocial Evidence of necrophilia Evidence of necrophilia Returns to crime scene to see status of investigation Returns to crime scene to see status of investigation Wants his crime to outrage the community; feels he is “getting even” with society Wants his crime to outrage the community; feels he is “getting even” with society

19 Disorganized Asocial Described by others as a “loner” Described by others as a “loner” Inexperienced in relationships, unable to socialize Inexperienced in relationships, unable to socialize Crime is committed in a frenzied manner Crime is committed in a frenzied manner Lives close to crime scene because he feels safe and secure in his own neighborhood Lives close to crime scene because he feels safe and secure in his own neighborhood Weapon of opportunity - demonstrates lack of plan Weapon of opportunity - demonstrates lack of plan

20 Disorganized Asocial Post-mortem mutilation Post-mortem mutilation Biting or slashing of breasts, genitals Biting or slashing of breasts, genitals Insertion of foreign objects Insertion of foreign objects “an inquisitive child with a new toy” “an inquisitive child with a new toy” Exploring how body works Exploring how body works Returns to crime scene often to continue mutilation Returns to crime scene often to continue mutilation

21 Example of lust killers James Russell Odom & James Clayton Lawson James Russell Odom & James Clayton Lawson Met in a mental institution Met in a mental institution Talked about their fantasies regarding women: Odom raping and Lawson mutilating Talked about their fantasies regarding women: Odom raping and Lawson mutilating Their crime: Their crime: Kidnapped, raped and brutally mutilated a woman Kidnapped, raped and brutally mutilated a woman

22 Lust Killers Lawson quoted as saying: Lawson quoted as saying: I wanted to cut her body so she would not look like a person and destroy her so she would not exist. I wanted to cut her body so she would not look like a person and destroy her so she would not exist. I did not rape the girl. I only wanted to destroy her. I did not rape the girl. I only wanted to destroy her.

23 Profiling a Serial Killer: “The Trailside Killer” San Francisco Mount Tamalpais August 1979 San Francisco Mount Tamalpais August 1979 Edda Kane (44 years) found dead Edda Kane (44 years) found dead Facedown, kneeling position Facedown, kneeling position Single gunshot wound to back of head Single gunshot wound to back of head No evidence of sexual assault No evidence of sexual assault No robbery No robbery

24 Trailside Killer March 1980 March 1980 Barbara Schwartz (23 years) Barbara Schwartz (23 years) Stabbed in chest Stabbed in chest Naked, kneeling position Naked, kneeling position October 1980 October 1980 Anne Alderson (26 years) Anne Alderson (26 years) Shot in head Shot in head BUT: not naked, not kneeling BUT: not naked, not kneeling

25 Trailside Killer November 1980 November 1980 Shauna May (25 years) Shauna May (25 years) Found in a shallow grave NEXT TO Diana O’ Connell (22 years) who had been missing for one month Found in a shallow grave NEXT TO Diana O’ Connell (22 years) who had been missing for one month Both shot in head Both shot in head

26 Trailside Killer Same day: two more bodies Same day: two more bodies Richard Stowers (19 years) and fiancee Cynthia Moreland (18 years) Richard Stowers (19 years) and fiancee Cynthia Moreland (18 years) Determined to have been killed the same weekend as Anne Alderson in mid-October Determined to have been killed the same weekend as Anne Alderson in mid-October

27 Trailside Killer March 1981 March 1981 Henry Cowell Redwoods State Park Henry Cowell Redwoods State Park Ellen Marie Hansen (20) & Steven Haertle Ellen Marie Hansen (20) & Steven Haertle Threatened to rape Ellen, shot & killed her when she protested Threatened to rape Ellen, shot & killed her when she protested Steven was shot but survived Steven was shot but survived Able to give a description of the man Able to give a description of the man

28 Trailside Killer: Constructing a profile (John Douglas) Crime scenes in secluded areas only accessible by foot: Killer was comfortable in area, a local Crime scenes in secluded areas only accessible by foot: Killer was comfortable in area, a local Victims attacked from rear in blitz-style attack: Killer was asocial, not able to charm victims with conversation. Blitz-style attack was the only way he could control victims Victims attacked from rear in blitz-style attack: Killer was asocial, not able to charm victims with conversation. Blitz-style attack was the only way he could control victims

29 Trailside Killer: Constructing a profile Victims ranged in ages and appearance: Killer didn’t know victims. He is acting out a fantasy Victims ranged in ages and appearance: Killer didn’t know victims. He is acting out a fantasy Victims were white: Killer is white Victims were white: Killer is white Able to evade police: Low to mid 30’s Able to evade police: Low to mid 30’s Probably spent time in jail, possibly attempted rape Probably spent time in jail, possibly attempted rape Blue-collar work Blue-collar work

30 Trailside Killer: Constructing a profile Very intelligent Very intelligent Not random act - precipitating stressor Not random act - precipitating stressor History of bed-wetting, fire-starting and/or cruelty to animals (as a child) History of bed-wetting, fire-starting and/or cruelty to animals (as a child) SPEECH IMPEDIMENT SPEECH IMPEDIMENT Secluded, didn’t want to be seen Secluded, didn’t want to be seen Relied on over-powering victim Relied on over-powering victim Indicates a disability, but unlikely physical because was able to control victim Indicates a disability, but unlikely physical because was able to control victim

31 Trailside Killer Caught David Carpenter David Carpenter White male, 50 (*profile of age incorrect) White male, 50 (*profile of age incorrect) Industrial arts teacher Industrial arts teacher History of attacking women and served jail time History of attacking women and served jail time Domineering and abusive mother Domineering and abusive mother Bed-wetting & cruelty to animals as a child Bed-wetting & cruelty to animals as a child SEVERE STUTTER SEVERE STUTTER

32 You be the profiler: The Silence of the Lambs


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