On top of that I would say he's also looking at it from a grey tribe[1] bubble. People in the red tribe and the blue tribe have analyzed the current situation from an ideological perspective and have missed the larger picture -- the analysis in this book is step 1 in disabusing people of the notion that this problem breaks down along purely political lines.

1 - Term taken from an earlier (and classic) essay of his: https://slatestarcodex.com/2014/09/30/i-can-tolerate-anythin...