offender profiling

Question 1

profiling

Answer 1

assumptions about the characteristics

Question 2

MO

Answer 2

modus operandi
crime isn’t random, criminals have a distinctive way they commit their crimes /signature

Question 3

top down

Answer 3

profilers create pre existing categories of offender types: disorganised and organised

Question 4

organised

Answer 4

plan crimes
high IQ
tidy the crime

Question 5

disorganised

Answer 5

don’t plan crime
use weapons at the scene
messy scene
low IQ

Question 6

positive of the top down

Answer 6

Ressler- created the categories based on interviews with serial offenders. 24 organised/12 disorganised

Snook- 94% cases solved wit profiling

Question 7

negative of top down

Answer 7

restricted sample in Ressler’s of only 36 serial offenders

Canter- 100 US serial killers, disorganised was rare and wasn’t a distinct type

Question 8

bottom up approach

Answer 8

evidence based approach using statistical analysis of data collected at the scene and info like victim choice and location.
called investigative psychology developed by David Canter

Question 9

five factor model

Answer 9

• interpersonal coherence
• time and place
• crim characteristics
• criminal career
• forensic awareness

Question 10

geographical profiling

Answer 10

branch of investigate psych focused on where an offender is likely to be based
location isn’t random

Question 11

least effort principle

Answer 11

closest suitable crime scene
fewer crimes distance

Question 12

circle hypothesis

Answer 12

crimes radiate out from their homes creating a circle
marauders stay close but commuters travel away

Question 13

positive of bottom up

Answer 13

canter&larkin- 87% of british serial sexual assaulted were marauders supporting circle hypothesis

scientific

Question 14

negative of bottom up

Answer 14

hard to distinguish if criminal is a marauder or commuter before catching them.

statistically abnormal offenders