Ideas worth spreading

Visual illusions that show how we (mis)think

2,666,430 views |

Al Seckel |

TED2004

• February 2004

Al Seckel, an expert on illusions, explores the perceptual illusions that fool our brains. He shares loads of cool tricks to prove that not only are we easily fooled, we kind of like it.

Al Seckel, an expert on illusions, explores the perceptual illusions that fool our brains. He shares loads of cool tricks to prove that not only are we easily fooled, we kind of like it.

This talk was presented at an official TED conference. TED's editors chose to feature it for you.

About the speaker

Al Seckel

Master of visual illusions

See speaker profile

Al Seckel explored how eye tricks can reveal the way the brain processes visual information -- or fails to do so. Among his other accomplishments: He co-created the Darwin Fish.

This talk was presented at an official TED conference. TED's editors chose to feature it for you.