The Diamond Queen's creator was an American journalist who is best known for writing short detective stories featuring who?
Jacques Futrelle Jacques Heath Futrelle (April 9, 1875 – April 15, 1912) was an American journalist and mystery writer. He is best known for writing short detective stories featuring Professor Augustus S. F. X. Van Dusen, also known as "The Thinking Machine" for his application of logic to any and all situations. Futrelle died in the sinking of the RMS "Titanic".
Janice Law Janice Law, also known as Janice Law Trecker, is an American mystery novelist and short story writer. She has written for "Alfred Hitchcock's Mystery Magazine", "Ellery Queen's Mystery Magazine", "Sherlock Holmes Mystery Magazine", "The Midwest Quarterly", "The American Scholar", and the "American Quarterly". She is best known for her Anna Peters series of novels, which was one of the first to feature a female detective.