
48 CHAPTER 4 Golden rules 6 through 10
understand the concept behind a design element, you might be
tempted to explain the concept to participants. These explanations
may help participants and you feel better, but they are not good
practice. They can make you sound defensive and/or they suggest that
you are committed to the design.
There is one exception to this practice, however. We sometimes allow
participants to struggle with a task in order to gather information
about what is confusing. Afterward, we explain the intent of the
design just enough so that participants understand it, then ask for
feedback about how they think it could be made ...