CHAPTER 21 WIZARD-OF-OZ PROTOYPING
A Wizard-of-Oz (WoO) prototype was originally created to allow software makers to test nonexistent or experimental speech or haptic interfaces [Dahlback et al. 1993]. A secondary goal of WoO is the ability to explore innovation with technologies that may exist but are not yet prototyped; the main example being an unfinished design. This latter function allows a software maker to test the design direction for an incomplete design to get a proof of concept from users before committing to the design any further.
Like all prototyping, ...