CS147-2011-04-Prototyping

Evaluation works with experts too debrief users

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Unformatted text preview: etrospective (best when think aloud distracts) -Heuristic evaluation (works with experts too) Debrief users, reveal wizard Steven Dow, Stanford HCI Group, Oct 2010 How Might We...? Wizard a wake-up call service Steven Dow, Stanford HCI Group, Oct 2010 Wizard throughout development Steven Dow, Stanford HCI Group, Oct 2010 Wizard throughout development Voices of Oakland project Dow, MacIntyre, Lee, Oezbek, Bolter and Gandy, 2005 Steven Dow, Stanford HCI Group, Oct 2010 Tradeoffs in Wizard prototyping Advantages Disadvantages Steven Dow, Stanford HCI Group, Oct 2010 Tradeoffs in Wizard prototyping Advantages Disadvantages • Fast (faster) and thus, cheaper and more iterative prototypes • Creating multiple variations is easy • More “real” than paper prototyping • Identifies bugs and problems with current design • Places the user at the center of development • Can envision challenging-to-build applications • Designers learn by playing wizard Steven Dow, Stanford HCI Group, Oct 2010 Tradeoffs in Wizard prototyping Advantages Disadvantages • Fast (faster) and thus, cheaper and more iterative prototypes • Simulations may misrepresent otherwise imperfect tech • Creating multiple variations is easy • May simulate technologies that do not exist (and may never) • More “real” than paper prototyping • Identifies bugs and problems with current design • Places the user at the center of development • Can envision challenging-to-build applications • Designers learn by playing wizard • Wizards may need to be trained and can be inconsistent • Playing the wizard can be...
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