A detective "is an investigator, usually a member of a law enforcement agency. Some are private persons, and may be known as private investigators or "private eyes".
Informally, and primarily in fiction, a detective is any licensed or unlicensed person who solves crimes, including historical crimes, or looks into records."
- Sleuth [ sluːθ ] = detective
- The detectives who spy from space - Article + Photos + Video - 5 April 2016
"Modern detectives use as variety of new technology to help them solve cases.
BBC Future meets the agency harnessing a new tool – satellites."