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".
Hayford Peirce Hayford Peirce (born January 7, 1942 in Bangor, Maine) is an American writer of science fiction, mysteries, and spy thrillers. He attended Phillips Exeter Academy and received his BA from Harvard College. He has written numerous short stories for the science-fiction magazines "Analog", "Galaxy", and "Omni", as well as mystery shorts for "Alfred Hitchcock's Mystery Magazine" and "Ellery Queen's Mystery Magazine". Most of his stories are light-hearted and satiric in tone, with elements of black humor and occasional surprising grimness.