bottom up approach

• 1st step- analyses and collects data about details and evidence found in crime scene. Police then use this to build up a profile of the offender.
• Profile should include personal characteristics, criminal history, location, social characteristics and occupation and educational characteristics
• Investigative psychology is a bottom up approach developed by David canter in the 1990s
• David canter approach- interpersonal coherence- the way the offender behaves at the crime scene and interacts with their victims reflects their every day behaviour