Actually, Fin, what a brilliant idea! Seriously! I think it would reveal some patterns - just my guess - but even if it did the trolls would just say it was our fault for sending the recidivists to their destinies by our reaction to their names! Then again, I could be proved wrong. It would be an ideal M.Ed topic! What were the Kray twins' names? Great Train Robbers? Was it Dr Henry Shipman? I forget. The Yorkshire Ripper? 10 Rillington Place? Etc.