The Valley of Fear
(Author) Sir Arthur Conan DoyleA cipher message arrives from Fred Porlock, a pseudonymous agent of Professor Moriarty. After Porlock sends the message, however, he changes his mind for fear of Moriarty's discovering that he is a traitor. He decides not to send the key to the cipher, but he sends Holmes a note telling of this decision.
Sir Arthur Conan Doyle
Sir Arthur Conan Doyle was a British writer and physician, best known for creating the iconic detective character Sherlock Holmes. His most notable works include the Sherlock Holmes series, featuring novels such as "A Study in Scarlet" and "The Hound of the Baskervilles." Doyle's writing style is characterized by intricate plots, meticulous attention to detail, and clever deductions that have influenced the detective genre for generations to come. His contributions to literature include popularizing the detective story and creating one of the most enduring and beloved fictional characters in history. "The Adventures of Sherlock Holmes" remains his most famous work, showcasing his talent for crafting compelling mysteries and memorable characters. Doyle's impact on literature is immeasurable, as his works continue to inspire countless adaptations, tributes, and homages in various forms of media.