By K.P. Gresham

Believe it or not, the mystery novel is considered a “young” form of literature. Yep, that’s right. Mystery fiction didn’t exist before 19^th century England. Many suggest two reasons why this was the case. First, the ability to read was now reaching “below” the upper class educated citizens. Farmers and factory workers and children were being taught to read. Secondly, back then, most towns relied instead on constables and night watchmen. No centralized police forces existed.

So what happened that caused the change in policing? The public’s morbid national obsession with murder.

Two cases in particular were instrumental in beginning this fixation on crime, according to Lucy Worsley, chief curator at the Historic Royal Palaces, the independent charity responsible for maintaining the Tower of London, Hampton Court Palace, Kensington Palace State Apartments, and more.

In her BBC four-part series, “A Very British Murder” (2013), Worsley suggests that the first…