Police dealing with domestic abuse have traditionally focused on evidence of physical violence. But Scotland’s new Domestic Abuse Act, which comes into force on Monday, will transform the way cases are handled.
It includes a new offence of coercive and controlling behaviour – abusive relationships where one partner dominates and controls the other.
But how will it be policed? Our Scotland Correspondent Ciaran Jenkins has been given exclusive access as 14,000 police officers are being re-trained.