Sam Alper

Is FMEA inadequate for human factors analyses?

As part of the overall human factors effort associated with the development of a medical device, critical tasks1 must be determined and evaluated. To support testing of critical tasks related to a device, it is necessary to have a clear understanding of the hazards associated with use of the...

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Product design: Why it’s important to see behavior

As designers, we assume users will behave the way we expect them to behave. Unfortunately for us, humans are unpredictable … attempts to model behavior typically predict less than 10% of actions. Consider the Theory of Planned Behavior, which suggests behaviors depend on an individual’s attitude,...

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