Forensic Psychology Flashcards
Explain what offender profiling is.
A behavioural and analytical tool that’s intended to help investigators accurately predict and profile the characteristics of an unknown offender.
Which country uses top-down profiling?
the USA
What types of crimes is the top-down approach useful for?
Murders, rapes, kidnapping etc
Explain the way top-down profiling works - what does it start with?
Starts with analysis of the crime scene.
How did top down profiling start?
FBI interviewed 36 serial killers and created two categories: organised and disorganised
What are the 4 main stages of the top down process?
- Data assimilation
- crime scene classification
- Crime reconstruction
- Profile generation
Who is the main advocate of the bottom up approach?
David Canter
Give 3 characteristics of an organised offender
High IQ, socially and sexually competent and victim targeted
Which country uses the bottom up approach?
UK
Explain the way that bottom up profiling works, what does it start with?
Starts with data analysis and patterns
What is geographical profiling used for?
Used to identify the offenders base or home based off where they commit their crimes.
What are the two types of offender according to circle theory?
- commuter
- marauder
What is investigative psychology used for?
Establish patterns of behaviour that are likely to occur and characteristics of the offender.
What are the 4 main features of investigative psychology?
- Interpersonal coherence
- significance of time and place
- smallest space awareness
- forensic awareness
Which approach is atavistic form a part of?
Biological
Whose theory is atavistic form?
Lombroso
What is the atavistic form theory?
People that have certain characteristics - that criminals have- are called ‘atavistic characteristics’. This means Lombroso thinks you can identify criminals through physical feature.
Give 3 examples of atavistic features
- curly hair
- big ears
- excessive cheekbones and jaw
How did Lombroso conduct his research?
post mortem examinations and counted how many offenders have atavistic features - e.g measured their skulls
What is meant by eugenics?
Rearranging human characteristics by controlling reproduction to remove certain characteristics.
How does the atavistic form theory link to eugenics?
Get rid of offenders by controlling reproduction of people with atavistic traits.
What did Raine’s twin study find?
Concordance rates:
MZ: 52%
DZ: 21%
What is a candidate gene?
A gene that is responsible for a certain behaviour.
Give an example of a candidate gene
MAOA