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Mitigating User Errors

By Harnil Oza All people make errors. User errors occur when people are unable to interact effectively with your Web site or application. According Don Norman, there are two types of user errors: mistakes—These errors occur when the mental models of users who are not familiar with the way a particular Web site or application works don’t coincide with its actual functionality. Mistakes generally result when UX professionals haven’t conducted sufficient user research and create design solutions that don’t meet users’ expectations. slips—These are unconscious errors that happen when users accidentally take an action that they did not intend to take. For example, tapping Cut instead of Copy or making a typo. Slips generally occur when users are familiar with a site or application and its features, but aren’t being sufficiently attentive. Plus, users are less likely to verify interactions with which they’re familiar, so might fail to notice a problem. Some slips are partly the result of design deficiencies as well—for example, placing a Delete button too close to other buttons—making it all too easy for mistakes to occur. Read More

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