Working Memory

The average person can only keep 7 (plus or minus 2) items in their working memory.

The amount of mental resources needed to understand and interact with an interface.

A process by which individual pieces of an information set are broken down and then grouped together in a meaningful whole.

A systematic error of thinking or rationality in judgment that influence our perception of the world and our decision-making ability.

A compressed model based on what we think we know about a system and how it works.

Users have a propensity to best remember the first and last items in a series.

People remember uncompleted or interrupted tasks better than completed tasks.