Investigative Approach (Canter)
- Created by: natjade96
- Created on: 19-05-15 14:17
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- Investigative Approach (Canter)
- Techniques of investigative approach
- Identify pattern of characteristics by finding statistical relationships using computer statistical data analysis
- Interpersonal coherence
- Significance of time and place
- Offender will choose specific locations that enable them to feel in control
- Criminal characteristics
- Identifying pattern in criminal behaviour through stats and known offenders
- Criminal Career
- Is the offender repeating their crime? Is their confidence growing?
- Significance of time and place
- Geographical Profiling
- Canter- Offenders commit crimes in areas they know
- Criminal Geographic Targeting
- Computer system that analyses data related to distance, movement & time to and from the crime scene
- Jeopardy Surface
- 3D colour model of the area that can be put on a map to see where the crime occured
- Examine case files
- Analyse crime scene
- Meet crime investigators
- Analyse demographic data & local crime scene stats
- Study Transport systems & street maps & post codes
- Analyse everything & submit report to lead investigators
- 2 types of perpetrators
- Marauders
- Strike out from their home
- Commuters
- These travel away from their home base to commit their crimes
- Marauders
- Evaluation
- More scientific than FBI
- Time consuming & expensive
- Relies of crime scene being accurate & relies on eye witness testimony being accurate
- Objective statistical quantitative data collected
- Does Profiling work?
- Canter argues that his more scientific & math based methods have greater validity & reliability
- Canter & Britton disagree
- Copson found profiles only succeed in catching offenders in 3% of cases
- If no 2 profilers agree on the best method there is a lack of reliability
- Research undermines FBI methods (Alison and Canter & Heritage studies
- Techniques of investigative approach
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