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".
Jack Ritchie John George Reitci (February 26, 1922 – April 25, 1983) was an American writer of detective fiction who wrote under the name Jack Ritchie. Although he wrote one novel, he was primarily known for his vast output of short stories.