Author Adam Grant's latest book, "Think Again: The Power of Knowing What You Don't Know," was released on 2 February 2021 (Adamgrant.net). The outcome will be determined using the New York Times' Combined Print & E-Book Nonfiction Best Sellers list (NY Times).

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NOTE 26 February 2021: Any appearance of Think Again on lists dated between 21 February 2021 and 11 July 2021 would count.