Private investigator
Sherlock Holmes, the world's most famous fictional private investigator
A private investigator (often shortened to PI and informally called a private eye), a private detective, or inquiry agent is a person who can be hired by people or groups to investigate legal matters. They often work for lawyers in civil and criminal cases.
Private Investigator Media
Sherlock Holmes, the world's most famous fictional private investigator
1859 illustration of Vidocq arresting a robber after tracking him down
Logo of the Pinkerton National Detective Agency
