Forensics Flashcards
Offender profiling
Assumption of offender characteristics by analysing offence they commit
Modus operandi
Crime is not random
Top down approach
Profilers create pre existing categories of offender types
Organised vs disorganised
Profiler
Own experience or intuition to fit offender into a category, using crime scene evidence
Organised offender
Plan crime
Own weapons
Tidy crime scene
Hide body
High intelligence
Disorganised offender
Don’t plan crime
Leave weapon at crime scene
Messy crime scene
Below average intelligence
Bottom up approach
Statically analysed data collected at crime scene of choice of victim and location
Five factor model
Interpersonal coherence
Time and place significance
Criminal career
Criminal characteristics
Forensic awareness
Geographical profiling
Focus where offender is based NOT personal characteristics
Location of crime not random
Narrow down search area
Least effort principle
Close to home base
Circle hypothesis
Marauders do this
Crimes radiate out from home
Atavist form
Criminals are at a more primitive stage than non criminals, genetically.
Criminals born not made
Physical differences of a criminal
A symmetrical face
Heavy brow
Big ears
Large jaw
Thief upturned nose
Marauders hooked nose
Diathesis stress
Some genes expressed only due to interaction with environment
Neurotransmitters
Imbalance linked to offending
Neurological structure
Low Limbic system activity links to no empathy
Underdeveloped frontal cortex links to poor impulse control
Eugenic
Beliefs aiming to improve genetic quality of human population
Eysenck
Personality type due to nervous system inheritance
Arousal
How easily NS responds to stimulus influencing behaviour and innate offender behaviour
Extrovert
Attention seeking for stimulation
Neurotic
Easy to upset
overly anxious
and obsessive behaviour
Psychoticism
Emotionally cold and don’t feel empathy if psychotic
The criminal personality;
High Psychotic
High Extrovert
Levels of moral reasoning
KOHLBERG
we gain morality through development