Investigative psychology (IP)

Introduction to investigative psychology

Synopsis

a key issue in contributing to all aspects of an investigative process is the identification of the salitent aspects of any given set of criminal actions

the study of offenders and the processes of apprehending them and bringing them to justice

deals with what all those involved in crime and its investigation do, feel and think.

this modelling contributes to central problem-solving processes, which consist of making inferences about subsets of information, such as the characteristics of an offender, from other subsets of information, such as the details of what happens in a crime

Professor David Canter

5 main components to this approach

interpersonal coherence

signficiance of time or place

criminal characteristics

criminal career

forensic awareness

British founder of IP

similar to the FBI applying organised/dysorganised typology

suggests that the criminal will behave in a similar way throughout a crime series, although acknowledged that there is some room for adaptation and change

reflects some aspects of the offenders personality

may show an increase in learning based off past experiences with the criminal justice system

the way people adopt a style of communication when interacting with others

Geographical Profiling (Geoprofiling)

focuses on one aspect of crime: the offender's likely location

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focuses on the "probable spatial behaviour of the offender within the context of the locations of, and the spatial relationship between the various crime sites"

The Radex of Criminality

The A-C Equations

how 'actions' in crime relates to 'characteristics' of the offender

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A) when, where and how a crime is committed

C) all aspects of an offender that may be of value to the investigative process or court proceedings