Do You Know the Name of the Most Prolific Serial Killer in British History?

I came upon an article recently about the serial killer who holds the sad record of murdering the most people in Great Britain. While your thoughts may automatically turn to someone with the likes of Jack the Ripper or perhaps a European version of Ted Bundy, the criminal who is to blame for around 400 deaths is quite different than that.

Amelia Dyer advertised herself for a good part of the later 19th century as a caring figure who told single, pregnant mothers that she would give their babie...