Cognitive Friction

This entry is part 12 of 44 in the series Words

The Whorf-Sapir hypothesis says that our language shapes how we think. It’s been moderately debunked in recent decades, but it’s likely true, at least in small part. And one of those small parts is when someone coins a new word that encapsulates a new idea. There has been a debate within philosophy since Plato’s time […]

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“Wrong Patient”

This entry is part 11 of 44 in the series Words

Updates, December 2014, October 2016: short addenda at end. Speaking of “Bad Design Killing” a big part of the discussion at the ACEP Informatics Section meeting in San Francisco this month was about one particular usability problem with CPOE: entering orders on the wrong patient. I’ve done this myself – as far as I know […]

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RHIO

This entry is part 10 of 44 in the series Words

At a recent meeting, one of my partners noted how good for patients and emergency physicians it would be if we could access medical records from the rival hospital system in town. It certainly would, but given the controversies between the big players (one giant system that includes hospitals, physicians and a major regional medical […]

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Color

This entry is part 9 of 44 in the series Words

  When designing a computer screen, we have to keep in mind one of the defining elements of the computer monitor: its ability to display many colors. Having desktop publishing software does not mean we know how to design a magazine, and just because we have color monitors does not automatically mean that we know […]

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Natural Mapping, Search and Affordance

This entry is part 7 of 7 in the series Tracking Systems

Make things visible: bridge the gulfs of execution and evaluation. Use technology to make visible what would otherwise be invisible, thus improving feedback and the ability to keep control. –Donald A. Norman, The Design of Everyday Things Norman states: Mapping is a technical term meaning the relationship between two things, in this case between the […]

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