The Herd Immunity Fallacy

The Herd Immunity Fallacy by Jennifer Smith at Brownstone Institute During the pandemic and in the wake of recent measles outbreaks, many have pointed to the concept of “herd immunity” as a key reason to get vaccinated. This cartoon highlights how herd immunity is sometimes oversimplified or misapplied in discussions about vaccination. What Is Herd Immunity? When you think of a herd, you probably think of cows, wildebeest, or buffalo. In the animal world, there is safety in numbers – more pairs of eyes to look out for predators, for example. As humans, we don't generally have to worry about predators, but we can gain the protection of the herd in other ways. Herd immunity — also called population or...

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