#  Podcast with the Books Brothers: How Banning Cousin Marriage Accidentally Rewired Western Psychology 

 





The Books Brothers cover The WEIRDest People in the World. Part 1 - A deep dive into how Western psychology became psychologically peculiar and why that matters for understanding human nature.



 

January 23, 2026

 

 

 



 

 

 



 

 

 

 



 

 

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