ORGANISED OFFENDER: plan crime, high level of control, few clues, high IQ, professional occupation.
DISORGANISED OFFENDER: spontaneous crime, little control, low IQ, unskilled, history of sexual dysfunction
4 STAGES:
1) Data Assimilation-review crime scene
2) Classification- organised vs disorganised
3) Crime Reconstruction- hypothesis in terms of what happened
4) Profile Generation- hypothesis related to the offender e.g. background