Introduction to Volume 4, Issue 3

Welcome to the third issue of volume 4 of JUS! The usability practice is still struggling, every day, with basic questions of what and where and how and why… Each of us has our own practices and unique expertise and experiences. Are there ways to arrive at shareable, common knowledge and practices? Usability standards can […] [Read More]

International Standards for Usability Should Be More Widely Used

Abstract Despite the authoritative nature of international standards for usability, many of them are not widely used. This paper explains both the benefits and some of the potential problems in using usability standards in areas including user interface design, usability assurance, software quality, and usability process improvement. Introduction Why aren’t international standards for usability more […] [Read More]

Determining What Individual SUS Scores Mean: Adding an Adjective Rating Scale

Abstract The System Usability Scale (SUS) is an inexpensive, yet effective tool for assessing the usability of a product, including Web sites, cell phones, interactive voice response systems, TV applications, and more. It provides an easy-to-understand score from 0 (negative) to 100 (positive). While a 100-point scale is intuitive in many respects and allows for […] [Read More]

Extremely Rapid Usability Testing

Abstract The trade show booth on the exhibit floor of a conference is traditionally used for company representatives to sell their products and services. However, the trade booth environment also creates an opportunity, for it can give the development team easy access to many varied participants for usability testing. The question is can we adapt […] [Read More]

The Effect of Culture on Usability: Comparing the Perceptions and Performance of Taiwanese and North American MP3 Player Users

Abstract A study of how 23 Taiwanese and North American subjects use a consumer electronic product shows that culture strongly affects the usability of the product. Survey data shows that North American users had much lower levels of user satisfaction and perceptions of effectiveness and efficiency than Taiwanese users. On the other hand, results on […] [Read More]