Edgar Allan Poe was an American writer, poet, editor, and literary critic. He is best known for his dark and mysterious works of literature, such as 'The Raven' and 'The Tell-Tale Heart'. He is widely regarded as one of the most influential writers of the 19th century and is credited with pioneering the modern detective story. He also wrote many short stories, poems, and essays. His works have been translated into numerous languages and remain popular today.