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by Simons and Chabris
All Rights Reserved.
Design by Scot Covey, Rafael Fernandez, and Daniel Simons
Gorilla Suit Promotion - Step 1
Pre-order or purchase the paperback edition of The Invisible Gorilla on or before June 11, 2011 from your local bookseller or online. You can order online using the links below. Please make sure to keep your proof of purchase. You will need that information to register for the gorilla suit giveaway.