Is there a longform article of the topic? I don't read terribly many New Yorker articles -- is this typical article length? Reading [this article], I feel like I'm taking a little sample taste of a few slightly disjointed points.
If you're interested in more, I suppose you could read the book(s). I intend on doing so.
1:http://www.newyorker.com/magazine/2015/12/14/a-house-divided