Articles by Sam McLellan
McLellan began his career with Schlumberger in 1983. He cofounded a corporate usability services team in the early 1990s to champion and formalize usability methodologies and was the inaugural leader of the company’s Human Interface Community of Practice. Currently he serves as the Usability Architect at its Houston engineering facility.
The Effect of Experience on System Usability Scale Ratings
Abstract Longitudinal studies have to do with testing over time and thus take into consideration previous user experience with a product or product versions. However, it is difficult to conduct these types of studies. Therefore the literature is sparse on examples of the explicit effect of user experience on user satisfaction metrics in industry-standard survey […] [Read More]