The spotlight of attention is more like a strobe, say researchers – ScienceBlog.com


You don’t focus as well as you think you do.

That’s the fundamental finding of a team of researchers from Princeton University and the University of California-Berkeley who studied monkeys and humans and discovered that attention pulses in and out four times per second.

“Our subjective experience of the visual world is an illusion,” said Sabine Kastner, a professor of psychology and the Princeton Neuroscience Institute (PNI). “Perception is discontinuous, going rhythmically through short time windows when we can perceive more or less.”

The researchers use different metaphors to describe this throb of attention, including a spotlight that waxes and wanes in its intensity. Four times per second — once every 250 milliseconds — the spotlight dims and the house lights come up. Instead of focusing on the action “onstage,” your brain takes in everything else around you, say the scientists.[…]

Source: The spotlight of attention is more like a strobe, say researchers – ScienceBlog.com

Advertisements

About agogo22

Director of Manchester School of Samba at http://www.sambaman.org.uk
This entry was posted in Science and tagged , , , . Bookmark the permalink.

Leave a Reply

Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out /  Change )

Google photo

You are commenting using your Google account. Log Out /  Change )

Twitter picture

You are commenting using your Twitter account. Log Out /  Change )

Facebook photo

You are commenting using your Facebook account. Log Out /  Change )

Connecting to %s

This site uses Akismet to reduce spam. Learn how your comment data is processed.