FBI offender profiling
- Created by: natjade96
- Created on: 19-05-15 14:58
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- FBI Approach
- Underlying Assumption
- Crime scene can be used like a finger print to find murderer
- Crime scenes are described as organised or disorganised (RESSLER)
- Organised Offenders
- Orderly life
- Average to high IQ
- Socially & Sexually competent
- Employed
- Critical event triggers 1st killing
- Mobile (Possibly has a car)
- Lives with partner
- Follows crime in media
- Verbal approach used
- Disorganised Offenders
- Average to low IQ
- Socially Incompetent
- Lives alone
- Irregular worker
- Low interest in crime in the media
- Organised Crime Scene
- Evidence of planning & control
- Use of restraints
- Weapon brought to scene
- Body Hidden
- Weapon & Evidence absent
- Disorganised Crime Scene
- Passion driven crime
- No pre-planning
- Sloppy crime scene
- Murder weapon left @ scene
- Evidence of sex after death
- Blood, semen, prints etc left at scene
- Douglas
- 3rd offender type that does not fit in either category
- Creation of Typologies
- Typologies were not tested!
- Opportunity sample of 36 murderers including Ted Bundy
- Unstructured interview
- 4 Stages
- 1.Data Assimilation= Taking data from police reports, crime scene photos & pathology
- 2.Crime Scene Classification= Classifying crime scene as organised or disorganised
- 3.Crime Reconstruct-ion= Formulate hypothesis based on victims behaviour & crime scene
- 4.Profile Generation= Present hypothesis regarding demographics, physical characteristics & behavioural habits
- 3.Crime Reconstruct-ion= Formulate hypothesis based on victims behaviour & crime scene
- 2.Crime Scene Classification= Classifying crime scene as organised or disorganised
- 1.Data Assimilation= Taking data from police reports, crime scene photos & pathology
- Evaluation
- Intuition of profiler is subjective
- Alison & Barrett
- Out of date theories of personality
- Incorrect beliefs about consistency of human behaviour
- Incorrect beliefs that human individuals can be classified into discrete types
- Underlying Assumption
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