The 2024 election is shaping up to be a “Better the devil you know than the devil you don’t know” kind of contest. That saying is rooted in ambiguity aversion bias.

Antonin Scalia, discussing the Devil in a recent interview, could easily have invoked Dante or Milton, but instead he named a work by C. S. Lewis.

The second is The Devil You Know, which was first published by Faber & Faber in the United Kingdom in June and hits American shelves on July 20 with Simon & Schuster as publisher. It’s already netting ...