Expressive Processing : Digital Fictions, Computer Games, and Software Studies is a digital media textbook authored by Noah Wardrip-Fruin and published through The MIT Press. Throughout the book Wardrip-Fruin takes a look into "expressive processing" elements that part take in digital media. Wardrip-Fruin attempts to explain expressive processing through the ELIZA effect, The Tale-Spin Effect, The SimCity Effect, and many other elements of interactive digital media.