My guest on this week's Book Club podcast is Arthur Conan Doyle's biographer (and historical consultant to the new BBC TV programme Killing Sherlock) Andrew Lycett. Introducing his new book The Worlds of Sherlock Holmes: The Inspiration Behind the World's Greatest Detective, Andrew tells me about the vexed relation between the great consulting detective and his creator, and the extraordinary afterlife of this apparently ephemeral creation.

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Andrew Lycett: The Worlds of Sherlock Holmes