Cognition

Cognition is the process by which the sensory input is transformed, reduced, elaborated, stored, recovered, and used. In science, cognition is the mental processing that includes the attention of working memory, comprehending and producing language, calculating, reasoning, problem solving, and decision making.

Hick’s and Fitt’s laws: Two important psychological principles to consider when designing navigational menu structures

Most web-based or mobile applications are organized in some type of hierarchical menu structure. Company information is usually located in an ‘about us’ tab, Products and Services each have a tab, etc.

Some company websites, for example, provide a menu structure that is initially simple, but then may require several more interactions to navigate down the tree to the target information.

See for example Verizon.com:

Jean Piaget & the Usability of Healthcare Software

Jean Piaget was a Swiss psychologist and philosopher known for his epistemological studies with children. His theories of cognitive development helped pioneer the field of developmental psychology and influenced generations of elementary school curriculum.

The usability of healthcare software, or lack thereof, has been a topic of discussion for several years. The problem has become so widespread that the American Medical Association (AMA) has recently issued a framework for improving the ease of use of EHRs that, in part, includes the reduction of 'cognitive load.'

Usability, Accessibility and Telehealth

A while ago there were two healthcare conferences that we attended here in Washington DC. One was the American Telehealth Association’s Fall forum and the other was The Interagency Committee on Disability Research (ICDR)’s Accessibility and Usability in Health Information Technology (HIT)

7 +/- 2 Things the Software Industry should Know About Cognitive Psychology

The capacity of the human brain to process information has remained the same—even as the number of types of users for software-based Internet connected devices has increased at an exponential rate. The field of psychology, especially cognitive psychology has, among other things, focused on understanding the processes by which we store information, make decisions, and communicate with others. Understanding the research and the theories of cognitive psychology can help information architects to create better user experiences.

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