“Unless it produces action, information is overhead.” –Thomas Petzinger First, a caveat: vendors of HISs (hospital information systems) and EDISs (emergency department information systems) insist that a tracking system is just one component of an integrated system. They point out that there are interactions between a tracking system and CPOE (computer-based practitioner order entry) systems, […]
In past articles, we discussed human-illiterate computers, and we discussed usability, memorability, learnability and Tognazzini’s Paradox: how changing a single word can make big differences in usability. We also discussed design integrity, simplicity, abstraction, and discount usability testing. Now, we’ll talk about personas. It seems to me that personas are a bit like Critical Incident […]
(A version of this series was first published in the newsletter of the Informatics Section of the American College of Emergency Physicians) Those of you who know me (or maybe have just heard about me) know that I am a zealot about user interface design. With good reason! Those who think they are computer-illiterate are […]
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