Ellery Queen is a fictional detective created by authors Frederic Dannay and Manfred B. Lee. First appearing in 1929, he is known for his intellectual approach to solving mysteries, often involving complex plots and puzzles. Ellery is both a writer and amateur sleuth, frequently engaging readers by inviting them to solve the mystery alongside him. The character has been featured in numerous novels, short stories, and even a radio show and television series. The Ellery Queen stories are notable for their "fair play" approach, where all clues are presented to the reader, allowing them to deduce the solution before the final reveal.