If crime author Patricia Cornwell is obsessed with 'Jack the Ripper', who cares. Let her be "obsessed" all she wants.

Crime author Patricia Cornwell has taken out full-page ads in two national newspapers to deny she is obsessed with Jack the Ripper.
Cornwell claimed artist Walter Sickert was Jack the Ripper in a book in 2002. Ripper experts rejected that theory. . . . . .Full Story