Christopher Chabris, co-author of The Invisible Gorilla: And Other Ways Our Intuitions Deceive Us, spoke to Googlers in Mountain View on October 5, 2010. You can learn more about the Invisible Gorilla & Christopher's work here: www.theinvisiblegorilla.com The video played at 03:16 can be seen here: www.youtube.com The video played at 6:08 is here: www.youtube.com The original "invisible gorilla" video is here: www.youtube.com The video played at 15:13 is here: www.youtube.com The video played at 19:37 can be seen here (with narration): www.youtube.com Tom Vanderbilt Reviews The Invisible Gorilla: "Do you remember when you first saw--or more likely, didn't see--the gorilla? For me it was one afternoon a number of years ago when I clicked open one of those noxious-but-irresistible forwarded emails ("You Won't Believe Your Eyes!"). The task was simple--count the number of passes in a tight cluster of basketball players--but the ensuing result was astonishing: As I dutifully (and correctly) tracked the number of passes made, a guy in a gorilla suit had strolled into the center, beat his chest, and sauntered off. But I never saw the gorilla. And I was hardly alone. The video, which went on to become a global viral sensation, brought "inattentional blindness"--a once comparatively obscure interest of cognitive psychologists--into striking relief. Here was a dramatic reminder that looking is not necessarily seeing, that "paying" attention to one thing might come at the cost of <b>...</b>