Sir Arthur Conan Doyle was both a doctor & a believer in spirits which may partly explain why his Sherlock Holmes is one of literatures most beloved detectives: Holmes always approaches his cases with the gentility & logic of a scientist but the stories are suffused with an aura of the supernatural. Narrated by devoted assistant Dr. John H. Watson Holmess adventures were so addictive that fans protested the master deducers death" in 1893 & Doyle had to resurrect him."