Visual Attention and Awareness

...and why they‘re different

Martijn Oude Voshaar

Dominic Portain

Jasper Smit

12-09-2008

Change Blindness

Terminology Awareness Selection Neuro

Basic Terminology

„Awareness“

„Attention“

Change Blindness

Terminology Awareness Selection Neuro

Accuracy50%

60%

70%

80%

90%

100%

Change Blindness

Change Blindness

Terminology Awareness Selection Neuro

Change Blindness

Accuracy50%

60%

70%

80%

90%

100%

Visual CortexAccess Awareness

FrontoparietalCortex

Change Blindness

Terminology Awareness Selection Neuro

Accuracy50%

60%

70%

80%

90%

100%

Change Blindness

Change Blindness

Terminology Awareness Selection Neuro

Path of Awareness

Visual Cortex

Phenomenal Awareness

Access Awareness

Iconic Memory

Working Memory

FrontoparietalCortex

Change Blindness

Terminology Awareness Selection Neuro

Phenomenal Awareness

Selection processes

Frontoparietal Cortex

Access Awareness

Conscious Uncon-scious

Sensory Input

AttendedUnat-

tendedlost

Conscious Report

not available

Attentional Selection

Change Blindness

Terminology Awareness Selection Neuro

Neuronal activity

Priming

Change Blindness

Terminology Awareness Selection Neuro

Endogenous Attention

SalienceExogenous Attention

frontal

temporal

parietal

occipital

feedforward sweep

Fronto-parietalCortexrecurrent

processing

Conclusions

Change Blindness

Terminology Awareness Selection Neuro

feedforward sweep

Phenomenal Awareness

60-80 ms

Attentional Selection

100-150 ms

recurrent processing

Access Awareness

200-300 ms