Rating is available when the video has been rented.
This feature is not available right now. Please try again later.
Uploaded on Apr 28, 2010
The Monkey Business Illusion by Daniel Simons. Check out our new book, THE INVISIBLE GORILLA for more information. Research based on this video was published in July 12 in the open-access journal i-Perception. Learn more at www.theinvisiblegorilla.com.