He is a renowned criminologist who has contributed to many crime analyses.

He is known as an expert in criminal investigation.

He is known as an expert in criminology.

He is majoring in criminology at university.

His actions were considered criminal.

The police arrested him in flagrante delicto.

The police are cornering the arsonist.

A person who committed the crime of public urination was arrested in the park.

He was imprisoned as a political offender.

The police are cornering the kidnapper.