“A study in scarlet, eh? Why shouldn't we use a little art jargon? There's the scarlet thread of murder running through the colourless skein of life, and our duty is to unravel it, and isolate it, and expose every inch of it.”

British physician and author of the late 19th and early 20th centuries, Doyle is best known for creating the detective Sherlock Holmes. His stories and novels, blending logic and observation, remain foundational to detective fiction and popular culture.