Perspicacity

Whether we explicitly acknowledge it or not, all our beliefs about the world are based on metaphysical assumptions about the nature of reality (an ontology) and the constraints on our ability to know reality (an epistemology).

Since the introduction of the information processing model of human performance - box diagrams have been a dominant form for representing cognitive processes.

To say that Rasmussen's Decision Ladder or SRK Model has had a strong influence on how I think about human performance would be a gross understatement.

Early breakthroughs with respect to explaining mechanisms or inanimate things have shaped the narratives that have dominated early science.

With heavy hearts and fond memories, we announce the passing of Linnea Kosater Flach, a beloved wife, sister, mother, aunt, grandmother, teacher, and friend to so many.

Is there such a thing as an 'objective truth' that is independent of an individual's experience?

When discussing decision making people often make a contrast between rational decision making (Spock) and intuitive decision making (Kirk).

In 1978, Rich Jagacinski hired me as a graduate research assistant to help with a project to compare peoples' ability to track a target based on kinesthetic feedback with the ability to track the same target based on visual feedback (1).

Imagine a young human factors engineer, recently graduated from a psychology program at a small Midwestern university (in Dayton, Ohio).

Over a 40+ year career exploring human performance in socio-technical systems I have observed or participated in numerous work domain analyses using various forms of representations such as concept maps, flow diagrams, journey maps, and abstraction hierar…

I recently listened to a talk by Jamer Hunt on "The Anxious Space between Design and Ethnography" In his talk, he creates a two-dimensional space (four quadrants) to reflect the famous quote from Donald Rumsfeld on "Unknown-Unknowns."