Political polarization has caused both parties to insulate themselves from negative feedback, making them less capable of rational decision-making.

“one problem with twitter and with kind of the political atmosphere more generally is that both the left and the right are now insulating themselves from from feedback in a lot of ways”

Donald Trump's ability to communicate using persuasion techniques rather than traditional political policy made him a uniquely effective candidate.

“I observed in Trump the highest level of persuasive talent I've ever seen. And what a lot of people thought was random behavior and childish talking and bad vocabulary and whatever else you heard about him, I recognized as technique.”