'Upbringing plays a big role, but there is a genetic disposition in certain people to do bad things' - Dr Ian Gargan

The forensic psychologist and author of 'The Line' Dr Ian Gargan discussed his book with George Hook on High Noon today

Have you ever wondered why seemingly normal people turn bad?

Dr Ian Gargan joined George on High Noon to discuss his book, 'The Line', where he looks at the criminal mind, and he tries to explain that there aren't huge differences between those of us who do 'right' and those of us who do 'wrong'

From juvenile delinquents to psychopaths and sex offenders, the book is a fascinating exploration of how environmental factors, life history, medical past and genetics can contribute to criminal behaviour but also, how ‘normal’ some of these people are.

Listen back to the full interview below.