Dialog-Box Rooms

An experimental study recently (late 2011) ballyhooed in the press looks at how we tend to forget things as we move into a doorway, and that walking back into the room doesn’t help you recover the memories. (Duh. I could have told anyone this. As could everyone.) Not sure why prior studies on the same […]

Cognitive Friction

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 […]

“Wrong Patient”

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 […]

Efficiency

It is said, usually by vendors, that installing an EDIS (Emergency Department Information System) will negatively impact ED efficiency for a short time, and then efficiency will increase to levels higher than before, thus: But ED Information Technology pundit Dr. Todd Taylor (emergency physician, past Speaker of the national Council of the American College of […]

Natural Mapping, Search and Affordance

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 […]