Saul Greenberg & Bill Buxton (2008)
Proceedings of the SIGCHI Conference on Human Factors in Computing Systems, 111-120.
DOI: https://doi.org/10.1145/1357054.1357074
Abstract. Greenberg and Buxton's controversial argument that early-stage usability evaluation can mislead — testing tasks that are well-understood under conditions that strip away ecological validity. The reference cited in the formative-vs-summative evaluation debate and in defenses of design-thinking sprints.
Tags: methodology evaluation critique