gibsons theory

Question 1

gibsons theory in 1 sentence

Answer 1

The environment gives us all the information we need.

Question 2

sufficient info for direct perceptionn

Answer 2

Sensation and perception are the same.
The eyes detect everything we need without having to make inferences.

Question 3

optic flow patterns

Answer 3

When moving, things in the distance appear stationary and everything else rushes past. Provides perceptual info about speed and distance.

Question 4

motion parallax

Answer 4

A monocular depth cue
When we are moving past them, closer objects appear to move faster than objects that are further away.
Provides perceptual info about speed and distance.

Question 5

nature or nurture?

Answer 5

nature

Question 6

influence of nature

Answer 6

perception is inborn not learned

Question 7

evaluation

Answer 7

Real world meaning – research was based on 2nd WW pilots so relevant to everyday life

Theory struggles to explain visual illusions – perception is seen as accurate but illusions trick the brain, so theory is incomplete

Support for the role of nature – Gibson and Walk showed few infant crawl off a visual cliff, so are born with depth perception