Have you visited a drug store or grocery recently, noticed that your neighbors are panic-buying toilet paper, and wondered, Wait, what?
Chalk it up to the irrationality that blooms during a "fear contagion."
“There’s an over-representation of fear and people’s minds need to respond to those kinds of feelings... The need for self-affirmation is triggered, and that drives us to do unreasonable things like buying a year’s worth of toilet paper. It overwhelms the knowledge that we don’t need to be doing that.”