**Questing was Sherlock Holmes’s business.** He famously adopted the **latest forensic techniques** , channelled the **Victorian passion for enquiry** , kept abreast of the **key scientific breakthroughs of his age** , and conducted his investigations in an enigmatic and stylised manner. And the brains behind it all was, of course, the great **Arthur Conan Doyle**. In this deep dive into the contemporary world of Holmes and Conan Doyle, biographer Andrew Lycett **explores all that encompasses the world of the great detective** – tracing the infamous character’s own interests, personality and **mythologised biography** alongside that of his creator’s. From the Victorian crazes for detection and séance, to contemporary developments in science and psychology, Lycett weaves together everything that inspired Conan Doyle in **creating the world’s most famous detective** and one of fiction’s **most enduring, enigmatic and recognisable characters**.