Certainly going back to Sherlock Holmes we have a tradition of forensic science featured in detective stories.
I always had a soft spot for Sherlock Holmes and used to imagine helping him out.
The period after the First World War was an extremely different time, so that Sherlock Holmes would have been a different person following 1918 than he was during the Victorian era.
I love Sherlock Holmes. There's still an awful lot to steal from Conan Doyle. But within a tradition you can work in many different ways.
'Sherlock' is one of the biggest things I will do, ever - we could never have predicted that level of insanity around the series.