Criminologist Dr Xanthe Mallett and criminal psychologist Tim Watson-Munro join Penny and Erin to analyse the killer's police interview. They share their insights into Erin Patterson's state of mind, her level of planning and what gives away her lies and deception.
Watch the full police interview on 9 News here: https://www.youtube.com/watch?v=teHqwQuapsA

Why Erin Patterson is fighting her convictions
12:53

Erin Patterson’s ‘last ditch attempt’
20:32

A life sentence
56:27