Perception
The way we process information rather than the gaining of information
Selective attention
Focusing conscious awareness on a particular stimulus
Cocktail party effect
Your ability to listen to one voice in a room of many
Inattentional blindness
Failing to see a visible object when our attention is directed elsewhere
Change blindness
Failing to notice changes in the environment, a form of inattentional blindness
Perceptual set
A set of mental tendencies and assumptions that address top down what we hear