The Invisible Gorilla Strikes Again!

This video is a test of selective attention, count how many times the players in white pass the basketball.

Casual observers may miss the gorilla, but what about expert observers? The following study tested radiologists looking for lung nodules in CT scans. A picture of a gorilla was inserted into some of the images. A majority of the radiologists did not notice! See The invisible gorilla strikes again: Sustained attentional blindness in expert observers by Trafton Drew, Melissa Võ, Jeremy Wolfe for a poster and here for a link to the full paper.

PSYCHOL. SCI.