Chapter 31 - Copy - Chapter 31 Criminal Personality...

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Chapter 31: Criminal Personality Profiling -Profiling does not provide the identity of the offender but it indicates the kind of person most likely to have commited a crime by focusing on certain behavioural and personality characteristics. -Profiling is considered an art and is not ususally acceptable for courtroom presentation History of Criminal Investigative Analysis and Profiling -Behavioural profiling was popularized by fictional detectives Sherlock Holmes and Charlie Chan. -Criminal Investigative Analysis (CIA) is a collection of various derivative approaches and techniques for the analysis and investigation of all forms of violent crimes. -The processes which fall under CIA are: Crime Analysis from a behavioural perspective Criminal personality profiling Crime Scene analysis and Reconstruction Search warrant applications Investigative strategies Interview and Interrogation strategies Prosecution strategies Case linkages of serial offenses Equivocal death analyses Threat Analyses -Profiling: Has many definitions. The common one is the identification of certain characterstics of an unknown, unidentified offender based on the way he commited a violent act, and his interactions with the victim. By learning the offender's behaviour at the crime scene, traits and characteristics can be attributed to the offender. These traits can be learned from witness descriptions, but the valuable clues are the ones -based on a combination of : -crime scene examination, -investigative experience, -an understanding of offender and victim behaviour -knowledge of wound patterns -forensic evidence -results of the research conducted by the FBI/BSU A good profile will have descriptors such as: -sex, race, age (approximate) -criminal history -residency in relation to the crime scene -employment history -abnormalities -alcohol and drug use
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Victimology -The history of the victim in some ways defines the analysis of the crime. -The victim characteristics may offer insight regarding the personality of the attacker -The goal is to develop sufficient victimology to be able to answer the question: “Was the victim's lifestyle a contributing factor towards victimization?” -By learning the personality, attitudes, lifestyle habits, and perspectives of a victim, the crime scene can be analyzed for a better behavioural understanding of why the crime occured. Trophy or Souvenir: What is taken from the Victim? Items taken from the crime scene generally fall into these three categories: Evidentiary, psychological, and valuables. -Evidentiary: items which identify the offender and are taken to conceal his/her identity. -Valuables: Items the offender takes to fill his motivation for financial gain. -Psychological: Items taken not for the sake of concealing their identity or monetary gain, but a drive that takes their behaviour beyond what is required for the criminal to be succesful in their crime. These are also known as trophies or souvenirs. These items may be taken becuase they represent some sense
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Chapter 31 - Copy - Chapter 31 Criminal Personality...

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