<p>Who is Holmes? The world's most famous detective? A drug addict with a heart as cold as ice? A millstone around the neck of his creator? He's all of these things and much, much more.<br>Sherlock Holmes was the brainchild of Portsmouth GP Arthur Conan Doyle. A writer of historical romantic fiction, Doyle became unhappy that the detective's enormous success eclipsed his more serious offerings. But after attempting to wipe him out ...