image of gorilla holding newspaper book title and author names

Gorilla Suit Giveaway! is helping us with this great promotion. They will give away a Deluxe Gorilla Costume to one lucky buyer of the paperback edition of our book.

Here's what you need to do:

Step 1: Purchase the paperback edition
Pre-order or purchase the paperback edition of The Invisible Gorilla on or before June 11, 2011. You can purchase from your local store or online. If you would like to purchase online, click here and you can use the provided links (the page will open in a new window). When you have bought the book, return to this page and proceed to Step 2.

Step 2: Provide your information
Go to and enter your name, email address, and upload your proof of purchase. You will then be entered into a raffle to win the marvelous gorilla suit shown below. Note that is conducting this raffle and giveaway. They are providing the gorilla suit and are collecting your information on their website. Participating in this promotion does not prevent you from participating in any other promotions associated with the release of the paperback edition of The Invisible Gorilla