Does Your Historic Site Communicate a Subliminal 'Make American Great Again' Message?

The positive neurological effects of nostalgia could explain why Trump's slogan is so successful. He offers people a kind of brain medicine. So what’s the harm in tapping into nostalgia if it makes people feel good? Well, like any drug, nostalgia can cover-up real issues and stunt our ability to adapt to the present. How can history museums avoid the 'nostalgia trap?'