> But on the vaccine front, it has become increasingly clear that good speech, backed by overwhelming evidence is insufficient for a significant minority to come to a reasonable mindset.

The problem isn't the evidence, the details of which many people wouldn't understand or care to know, it's the credibility of the people making recommendations based on that evidence, and the way they have conveyed those recommendations.

The public-facing people championing public health have long since lost credibility but they aren't being replaced in an effort to restore public trust. That's the problem.