Ryk E. Spoor (born 1962) is an American science fiction and fantasy author, who also writes research grant proposals for a technology firm. He published his first novel, Digital Knight in 2003, and has gone on to publish over a dozen more novels, often in collaboration with award-winning author Eric Flint on the Boundary series. Threshold (2010) was listed on the Wall Street Journal Best-Selling Books list for Hardcover Science Fiction.
