Articles by Jörg Thomaschewski
Dr. Jörg Thomaschewski became full Professor at the University of Applied Sciences Emden/Leer (Germany) in September 2000. His research interests are human-computer interaction and software engineering. Dr. Thomaschewski founded the research group “Agile Software Development and User Experience” at the University of Applied Sciences Emden/Leer in 2009.
Response Instability in User Experience Questionnaires
Abstract Surveys are a widely used method for evaluating a product’s user experience. UX surveys include items that ask participants to express their perceptions of various aspects of UX quality including efficiency, learnability, user interface aesthetics, or joy of use. One common item format is a statement to which participants can indicate their level of […] [Read More]
A Comparison of SUS, UMUX-LITE, and UEQ-S
Abstract A loyal customer base depends upon a good user experience over the product’s complete lifetime. Successful products are continuously developed over a long period. Their functionality and complexity typically grow over years, so it is important to measure their user experience continuously. A carefully selected, effective questionnaire can collect quantitative results. But with so […] [Read More]