So we sort of focused our recommendations on, you know, the Lead Check Test and something called the Lead Inspector, which had more ability for detecting lead in pink or red objects, which can sometimes fool your test results.

NPR: Do Home Lead-Testing Kits Work?

In another twist, Warlow didn't want to lead the series with well-known Scotland Yard Chief Inspector Frederick Abberline, often the main character in other Ripper stories.

CNN: Life after Jack the Ripper

Chief Inspector of Prisons, Andrew McLellan, fears overcrowding in other jails may lead to prisoners being sent to open jails before they should be - something Mr Whitehead insists does not happen.

BBC: Castle Huntly