Overcoming cognitive dissonance explains a lot of anti-vaccine arguments.
Did Bob Sears admit that he doesn’t “waste my breath” talking about the benefits of vaccines?
It isn’t hard to predict where you will find chicken pox outbreaks. Where do you find kids with low vaccination rates?
Clusters of unvaccinated kids might lead to outbreaks, but it is also important to remember that the great majority of parents vaccinate and protect their kids.