Articles by Philip Kortum, PhD
Dr. Kortum is an Associate Professor in the Department of Psychological Sciences at Rice University in Houston, Texas. His research is focused on the development and refinement of measures of usability and trust, and on creating highly usable systems in the global health, mobile, and voting system domains.
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 […] [(English) Read More]