Voters are very concerned about our dysfunctional elected bodies. Approval ratings of the US Congress have averaged below 20% for quite some time. Yet in 2016, of the 422 members of the US House and Senate who sought re-election, only 15 (< 4%) failed to retain their seat.
How is it that 96% of our representatives get re-elected when less than 20% of us think that they’re collectively doing a good job. Several hypotheses have been proposed to explain this paradox, among them: