Top 5 articles: Productive polarization

+ caste systems and caution around expertise

Top 5 articles for your week:

1. “How a Great Power Falls Apart” (Foreign Affairs)

   Because, “A better way to think about political cleavages is to observe which portions of society are most threatened by change and which ones seek to hasten it—and then to imagine how states might manage the differences between the two.”

2. “In praise of polarization” (Vox)

   Becaus…