Anti-vaxxers aren’t the cause of America’s dropping vaccine rates

America’s Covid-19 vaccine rollout has dwindled in recent weeks, plummeting from a previous high of nearly 3.4 million doses administered a day, on average, in mid-April to around 2.2 million a day this week.

The best analogy I’ve heard to explain the trend comes from Brown University School of Public Health dean Ashish Jha: Think of what happens when a new iPhone is released.

When a new model comes out, some people are so enthusiastic about it that they’ll line up overnight to get it. Those superfans aren’t the only...