The term THE PIT AND THE PENDULUM WRITER is referring to the American writer Edgar Allan Poe, whose 3 letter acronym is POE. Poe was a renowned poet, short story writer, editor, and literary critic who wrote during the 19th century. He is best known for his tales of mystery and the macabre, as well as his poem 'The Raven'. His most famous works include 'The Pit and the Pendulum', 'The Tell-Tale Heart', and 'The Cask of Amontillado'.