Jerry Cao is a content strategist at UXPin — a wireframing and prototyping app with built-in usability testing — where he develops in-app and online content for the wireframing and prototyping ...

Today, manufacturers routinely conduct summative (i.e., validation) usability tests to determine if their medical devices are safe to use “as is,” or if they require user interface design modification ...

Have you either observed or perhaps even conducted a summative usability test of a medical device? If so, you have undoubtedly witnessed a use error—an instance when a test participant made a mistake ...

It doesn’t matter what you call it. Here's the bottom line: you need to test software with its future users. One of the topics that create much confusion in the software world is the difference ...