usability blog
Hierarchies are often abused, plagued by issues that can lead to a frustrating user experience. Hierarchies can become overloaded, creating an Alice in Wonderland-like experience down a never-ending rabbit hole. Besides being tedious to navigate, deep hierarchies can take up valuable horizontal screen real estate. They can cause [...]
We hear at least weekly of companies enforcing the “rule” that users must be able to get to any page in the site within 3 clicks. There are several problems with this rule. One problem is scalability. In very large or complex websites and web applications, the rule just doesn’t scale. [...]
In this instance, where the feedback you are looking for has much to do with the efficacy of a program over time, get feedback from people who have completed and who have failed to complete the behavior change program. Conduct a survey to ask questions [...]
It is almost never appropriate to design a page that includes horizontal scrolling. In several studies conducted by Expero staff, horizontal scrolling caused many serious usability issues. For example, in one study, users repeatedly failed to see important row actions within a page that scrolled horizontally””there was [...]
AJAX technology makes it easier to add drag and drop controls to a web application. This is great news. Many times we’ve tested complex web applications where the users asked for drag and drop controls that were not available at the time for the given technology platform. Download this file to see a [...]
