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- 2. Types of Multiple Killers Mass Spree Serial # of victims 4+ 2+ 2+ # of events
- 3. Radford/FGCU Serial Killer Database Currently has 4,007 serial killers 2,715 from the U.S. 1,292 from other
- 4. Creating the Database Compiling names of serial killers What is a serial killer? 2 or more
- 5. Organizational Killers Serial – Individual Serial-Two murders Serial-Two events Serial-Three or more Serial – Team Serial
- 6. Creating the Database Gathering Information Sources True-crime books Newspaper articles On-line prison records Court documents Ancestry.com
- 7. Creating the Database Gathering Information Information Obtained (141 variables) Demographics (age, sex, race, country, state, city)
- 8. Classifying the Killers Motive Financial, thrill, power, revenge, anger, convenience Victim Age, sex, race High risk
- 9. Classifying the Killers Kills family Black widow (financial gain) Bluebeard (power) Attention (Munchhausen by proxy) Kills
- 10. Classifying the Killers Home invasion Rape or no sex Robbery or just killing Age of victim
- 11. Problems with Dates Date of Victim Death Date victim actually died Date of attempted kill (might
- 12. Problems with Locations City, County, State Location of abduction Location of killing Location where body was
- 13. Serial Killer Frequency Hickey (2010) 352 males and 64 females in U.S. from 1826-2004 158 males
- 14. Serial Killers by Country 2,715 United States 142 England 110 South Africa 94 Italy 90 Japan
- 15. Caution Should be Taken When Comparing Countries Countries differ by size of population India ranks 10th
- 17. Homicide Rates Of 218 countries, the U.S. homicide rate ranks 107, basically at the 50th percentile
- 18. Problems with International Comparisons Language issues in finding serial killers in other countries Easier to find
- 19. U.S. Serial Killers by Decade (Decade of First Kill) 22 34 36 40 38 51 173
- 20. Serial killing has declined in the U.S. since the 1980s Updated 09/06/2015
- 21. Trends in Murder Rates: United States
- 22. International trend is more complex Totals do not include serial killers operating in multiple countries Updated
- 23. Why the decrease in the U.S.? Technology Insurance fraud is more difficult Killing multiple patients is
- 24. Fewer Targets: We Have Changed our Behavior Hitchhiking Related Hitchhiking Offering rides Accepting an offer to
- 25. Serial Killer Victims in the U.S. & Canada Note: Victims represent those from serial killers who
- 26. Serial Killer Victims (age 6-17) by selected category Updated 09/06/2015
- 27. Serial Killer Victims (all ages) by selected category Updated 09/06/2015
- 28. Serial Killer Victims (all ages) Most Frequent 1950-2015 Note: Total includes victim types not listed on
- 29. Frequency by Decade
- 30. Serial Killer Age Age at the start of the series Potential problems Should we use age
- 31. General Serial Killer Profile Age at First Kill Updated 09/06/2015
- 32. General Serial Killer Profile Demographics – Average age is 27.8 Males 27.5 is average age at
- 33. A Problem with Profiling Typical Serial Killer Profile in the Media A white, male, in his
- 34. The Profile is Becoming Even Less Common
- 35. Gender Changes Over Time U.S. & International Serial Killers Updated 03/14/2015
- 36. Race Most media sources suggest that non-White serial killers are rare Justin Cottrell (2012) Rise of
- 37. General Serial Killer Profile Race Updated 09/06/2015
- 38. Racial Changes Across Time U.S. Serial Killers - All Updated 09/06/2015
- 39. Racial Changes Across Time U.S. Serial Killers – Individual or Team Updated 09/06/2015
- 40. Does Including Gangs Skew Results? Updated 09/06/2015
- 41. Serial Killing is a White Thing 1990-2015 Updated 09/06/2015
- 42. Serial Killer IQ Media/Internet High IQ Our Database (N = 256) Mean = 94.6 Median =
- 43. Are IQ Scores Reliable? You can fake dumb, but you can’t fake smart People scoring lower
- 44. Family Comparison Updated 09/06/2015 *O’Hare (2008; Table 2)
- 45. Birth Order Comparison Updated 09/06/2015
- 46. General Serial Killer Profile Childhood Unstable home Absence of loving and nurturing relationship Physical ailments and
- 47. Effects of the Family Child Abuse
- 48. A Strange Way to Raise a Child Gary Heidnik 3 years old Didn’t clean room properly
- 49. A Strange Way to Raise a Child Henry Lee Lucas 3 years old Mother forced him
- 50. A Strange Way to Raise a Child Danny Rolling 6 months Father kicked him into a
- 51. A Strange Way to Raise a Child Robert Garrow 1 year old Father made him kneel
- 52. General Serial Killer Profile Forensic History Triad Most have a criminal history 84.7% were previously arrested
- 53. Serial Killer Victims (U.S.) Age Mean = 33.5 Median = 28 Mode = 19 Gender Female
- 54. Victims by State (after controlling for population) Low Victim Rates Minnesota Wisconsin Arizona Hawaii High Victim
- 55. Categorizing the Serial Killer Killer sex, race, age IQ psychopathology Crime Scene type of weapon use
- 56. Type of Victim ____________________________________________________ Spouse, Random Specific Specific Motive Family Strangers Type Strangers Employees Patients ________
- 57. Broad Motive Updated 09/06/2015
- 58. Types of Serial Killers Visionaries Psychotic - told to kill paranoia, schizophrenia 1% of killers are
- 59. Herbert Mullin Crimes Operated during 1972-1973 Killed 13 in Santa Cruz, CA Shot most of his
- 60. Joseph Kallinger Crimes Operated during 1974-1975 Murdered 3 in NJ and PA (including one of his
- 61. Harvey Carignan Crimes Known as the “Want-ad Killer” Operated in Seattle 1973-1974 Killed 3 (probably many
- 62. Types of Serial Killers Missionaries Kill to “Clean-up” world Examples Joseph Franklin Killed interracial couples and
- 63. Carroll Edward Cole Crimes Operated during 1975-1980 Killed at least 13 women in several western states
- 64. Types of Serial Killers Hedonists Kill for fun or profit Subtypes Lust Killers (kill for sexual
- 65. Examples of Lust Killers Organized Killers Ted Bundy John Gacy Chris Wilder Kenneth Bianchi Ed Kemper
- 66. Hedonists-Gain Killers Black Widows The Crime Kill husbands, lovers, or relatives for financial gain Almost always
- 67. Hedonists - Gain Killers Cost Cutters Crime Kill to save money Examples Joseph Briggen Killed 12
- 68. Joe Ball Operated during the late 1930s Killed at least 5, probably 14, waitresses at his
- 69. Hedonists-Gain Killers Lethal Caretakers - Profit The Crime Kill patients for profit Usually women Examples Dorthea
- 70. Types of Serial Killers Power Seekers Kill to exert power over strangers Examples Ted Bundy David
- 71. Power Seekers Angels of Death The Crime Usually women Kill patients for feelings of power and
- 72. Gwendolyn Graham and Catherine Wood Killed 5 patients in Alpine Manor (a nursing home) Initial plan
- 73. Power Seekers Blue Beard Killers Males who kill their spouses Examples Johann Hoch Henri Landru Harry
- 74. Henry Landu Romanced more than 300 women out of their money during the early 1900s in
- 75. Lethal Caretakers Munchausen Syndrome by Proxy The Crime Kill or hurt others in order to be
- 76. Types of Serial Killers Revenge Killers Kill for revenge Examples Martha Wise: Killed 3 family members
- 77. Types of Serial Killers Antisocial Personalities Definition Pattern of irresponsible or harmful behavior Lack of conscience
- 78. The Crime Scene Serial Killer Type . Crime Characteristic Disorganized Organized Body disfigured hidden Sex after
- 79. The Crime Scene Serial Killer Type . Crime Characteristic Disorganized Organized Totem not taken taken Follows
- 80. Killer Profile Serial Killer Type . Characteristic Disorganized Organized Residence close to crime further IQ less
- 81. Killer Profile Serial Killer Type . Characteristic Disorganized Organized Romance lives alone affairs, short relationships Anger
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