CHAPTER 2. User Needs Analysis
Tom Brinck, Darren Gergle and Scott D. Wood
Many software and Web projects fail because of missing, wrong, or ambiguous requirements. Usability practitioners can play a major role in defining requirements for the users and other stakeholders that will improve the chances of product success. Usability practitioners can determine which usability dimensions (see Chapter 1
in this book) are most critical for the success of a product or service, and define the specific usability requirements for learnability, satisfaction, error rates, and overall task completion. Field visits, interviews, and other methods of determining the needs of users can also reveal functional, interoperability, and scalability ...