Pages in this set

Page 1

Preview of page 1
Psycholog
y




Forensic Psychology
What is crime?

Oxford definition of crime - `an act punishable by law, as being forbidden
by statutes and injurious to public welfare... An evil or injurious act; an
offence, sin; esp. Of grave matter.

Normative crime- On the other hand crime may be act that…

Page 2

Preview of page 2
Psycholog
y




The Crime and Society Foundation published a report claiming that official
stats do no show a valid picture of crime

The only purpose of Official stats is to provide the government with a false
set of figures, whereby they can claim that they have reduced crime rates



The…

Page 3

Preview of page 3
Psycholog
y




The BCS gives a more accurate picture of crime, because it takes into
account those not recorded by the police.

The amount of crime unreported and undiscovered crime is known as the
dark figure of crime.

Reasons why crime isn't recorded/ reported:

o The crime is seen as…

Page 4

Preview of page 4
Psycholog
y




type of offender is likely to be convicted.

Self-report are more likely than official stats to identify types of offenders.

Problems:

o Unreliable answers-may exaggerates, or embarrassed to answer
truthfully. Or unable to remember what happened.

o Biased selection of offences- Ignore middle class crime, may
uncover trivial…

Page 5

Preview of page 5
Psycholog
y




Definition of offender profiling 2

The FBI approach to offender profiling

Offender profiling, which has its origins in the Behavioral Science unit
during the 70s was developed by the FBI

Profiling techniques known as crime scene analysis were eventually
developed and formed the basis for establishing whether offenders…

Page 6

Preview of page 6
Psycholog
y




Crime scene
Photographs
Pathology reports

Stage 4 Profile generation
Present hypotheses:
Demography
Physical characteristics
Behaviour habits
Stage 3. Crime reconstruction
Hypotheses:
Victim behaviour
Crime sequence


Owing to its emphasis of on intuitions, the FBI has been criticized for
lacking scientific evidence and evaluation

It is therefore regarded more…

Page 7

Preview of page 7
Psycholog
y




The case of the `Railway Rapist'

Between 1982 and 1986 the metropolitan police investigated 24 sexual
attacks that took place near a railway in North London.

Between 1985 and 1986 3 murders were also committed, again near a
railway.

As the victims' bodies had been burnt there was…

Page 8

Preview of page 8
Psycholog
y




This narrowed down the list of offenders and led police to John Duffy

He was convicted of 2 murders and 5 rapes and sentenced to life in prison

The profiling was remarkably accurate:

o Duffy lived in North London near where he committed the first 3
rapes

o…

Page 9

Preview of page 9
Psycholog
y




Assessment of the crime scene involves analysis of the behaviour and social
interactions shown by offender and the victim

Canter- Suggested that certain psychological principles can assist profiling
in the following ways:

o Interpersonal coherence- The actions displayed by the offender
will be the norm to him/her. E.g.…

Page 10

Preview of page 10
Psycholog
y




Paul Britton, who argues for a different approach.

This makes the problem of the lack of consistency in the UK'S approach to
profiling compared to the FBI's approach worse.

The geographical approach to offender profiling

One of the fastest growing fields of investigative psychology

Consists of 3 areas:…

Comments

MrsMacLean

Report

Very useful revision notes for Edexcel/OCR Forensic Psychology students.

Similar Psychology resources:

See all Psychology resources »See all resources »