Usability Quote of the Day

May 23, 2012

There's something very odd going on here. If designers made completely unrealistic assumptions about the physical world when designing technology, then we would blame them (and likely sue them) for technical incompetence. Yet when they make grossly unrealistic assumptions about human nature... we don't blame the designers, we blame the unfortunate people who are just trying to do what the design requires. -- Kim Vicente, The Human Factor, p. 45.    (via interaction-design.org)
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Thursday, March 09, 2006

Outliers and Luck in User Performance

Jakob Nielsen's latest view about analyzing user performance...

"Six percent of task attempts are extremely slow and constitute outliers in measured user performance. These sad incidents are caused by bad luck that designers can -- and should -- eradicate."   continued ...   (Via Alertbox)

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