These are history’s most infamous serial killers.
Criminologists and amateur sleuths continue to seek out the murderer’s true identity.
A book author claims to have solved one of history’s coldest cases and unmasked the identity of Jack the Ripper.
Take a look back at one of history’s most notorious serial killers.
From Vlad the Impaler to Jack the Ripper, meet seven of history’s creepiest figures.
Written in the 1920s and rediscovered in 2008, memoirs supposedly written by the real Jack the Ripper were published today.