If chased by a bear – don’t stop running!

Medical authorities around the world have paused vaccination campaigns in response to fatal side-effects observed in a rare number of cases. They claimed to act out “an abundance of caution”. As experts in risk assessment and statistical analysis, Peter Reinhard Hansen and David Knudsen Levine argue that an abundance of caution really dictates the continuation of vaccinations with risk levels being continuously evaluated as the campaigns proceeds.