Damon Centola of the Annenberg School for Communication wrote an opinion piece about the best strategies for promoting COVID-19 vaccination. “It takes time to digest an idea with substance to it; it takes repeatedly seeing an idea successfully adopted by others for it to be accepted, take hold and become a norm, and that kind of messaging is most effective when an idea works its way from the outside in,” he said.
https://thehill.com/opinion/healthcare/565241-how-to-turn-the-tide-on-vaccine-hesitancy-apply-an-algorithm-that-actually?rl=1 The Hill