Testosterone, serotonin and violence | The Mystery of Murder: A Horizon Guide

Brain injuries and aggression | Horizon

An example of how brain injuries can lead to changes in personality and increased aggression.

The Waldrup case (1) | Horizon

Jim Fallon explains the link between biology and violent criminal behaviour in terms of brain damage and the role of the MAOA gene.

The Waldrup case (2) | Horizon

The Waldrup case - the first time that the gene-environment interaction was used as a defence strategy for murder.

Early biological theories of aggression | The Mystery of Murder: A Horizon Guide

Lombrosso's early ideas about the biological basis for criminal behaviour and the subsequent...

Brain areas and aggression | The Mystery of Murder: A Horizon Guide

Dr Raine's research into aggression showed the important role of different brain areas including the pre-...

Testosterone, serotonin and violence | The Mystery of Murder: A Horizon Guide

Professor Dabbs and Dr Higley provide evidence of the role of testosterone and serotonin in vio...

Childhood experience and violent crime | The Mystery of Murder: A Horizon Guide

Scientists explain how different childhood experiences and socialisation can lead to an indiv...

Citizen patrols | CrimeBeat

An explanation of how citizen patrols have been set up to reduce crime in the local area where police patrols are not available.

Neighbourhood watch schemes | CrimeBeat

An explanation of how Neighbourhood Watch schemes have been introduced and the impact they make to local crime rates.

Zero tolerance policing | CrimeBeat

Middlesborough named the zero-tolerance capital of Britain for adopting strict policing methods pioneered in NYC.

Alternatives to zero tolerance programmes | Gangs, Guns and Knives: The Search For Solutions

The impact of the Tackling Gangs Action Programme is unclear but it appears that...

The role of safeguarding in policing | Gangs, Guns and Knives: The Search For Solutions

Regular 'sweeps of the streets' looks at prevention and safeguarding rather than trad...