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 ...

Open card sort test An open card sort test is a formative usability test in which users/searchers are presented with blank index cards (either the physical kind or the online version) and a list of ...

Usability testing is an invaluable research method that involves observing representative users interacting with your product to assess how easy or difficult it is to use. The key benefits of this ...

When building interactive Web sites or applications, the success of our work is not based solely on marketing strategy and design. The real challenge is providing Web customers with clarity, control ...

Heuristic evaluation and usability testing are two of the most established methods to evaluate software for usability. When in doubt, one is the winner. Assessing the ease of use of a software is ...