Chandler's portrait of the ideal detective in his essay, “The Simple Art of Murder,” also hints at knighthood. The “hero” is “a man of honor,” “neither tarnished nor afraid” as he pursues “adventure in search of a hidden truth. read more
I don’t think there were any detectives in the sense we think of it: a policeman or private investigator specializing in identifying unknown perpetrators of crime or uncovering wrongdoing from evidence. read more
There is no direct overlay between our notions of police, detection, or framework of justice to effectively answer this - an explanation of how law and order worked across the middle ages is a herculean task. read more