Arthur Conan Doyle 
THE COMPLETE SHERLOCK HOLMES and THE COMPLETE TALES OF TERROR AND MYSTERY (All Sherlock Holmes Stories and All 12 Tales of Mystery in a Single Volume!) … Doyle | The Complete Works Collection) 

Sherlock Holmes is a fictional detective of the late 19th and early 20th centuries, who first appeared in publication in 1887. He is the creation of Scottish born author and physician Sir Arthur Conan Doyle. A brilliant London-based detective, Holmes is famous for his intellectual prowess, and is renowned for his skillful use of deductive reasoning (somewhat mistakenly – see inductive reasoning) and astute observation to solve difficult cases. He is arguably the most famous fictional detective.