[ExI] secret of our success - book

[William Flynn Wallace]

https://www.abebooks.com/servlet/SearchResults
<https://www.abebooks.com/servlet/SearchResults?sts=t&cm_sp=SearchF-_-home-_-Results&kn=&an=joseph+henrich&tn=&isbn=>

Rafal's suggestion - I read the review on Amazon and of course had to have
the book.  Much cheaper on abebooks.com   bill w
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