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Healthcare Information Technology Exam Guide for CompTIA Healthcare IT Technician and HIT Pro Certifications by Brian Gugerty, Kathleen McCormick

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Approaches to Cognition and HCI

The field of HCI has been influenced by two primary models of how humans interact with information technology and how they carry out tasks using computer systems. In the 1960s and 1970s, the concept of the human as the “information processor” borrowed from advances in computer science and used the metaphor of computer systems to describe human attention, information processing, and reasoning. For example, psychologists working in the area of HCI borrowed concepts such as “memory stores” and “processing units” from computer science in order to describe how humans think and process information. Five areas of focus as a result of this work are

• Describing the computer user’s goals

• Describing how their goals were ...

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