Half the Answer Half the Answer

For Back-to-School, It's Measles, Mumps, and Rubella (with Caitlin Gilbert)

Aug 22, 2026 · 1h 1m

Summary

Hosts Caitlin M. Green and Trent Nelson interview Washington Post data reporter Caitlyn S. Gilbert about declining school vaccination rates. They discuss how post-pandemic distrust, lax enforcement, and anti-vaccine misinformation have reduced herd immunity, endangering vulnerable populations. The episode explains the science of vaccines, debunks myths about immune overload, and highlights the resurgence of diseases like measles.

Topics discussed

Intro: White blood cells, battle plans, and back-to-school season Guest intro and alarming drop in school vaccination rates Drivers of decline: Politicization, anti-vax movement, and lost resources Risks of low immunity: Measles, whooping cough, and herd immunity The myth of individual health and the reality of community protection How vaccines work: Training the immune system vs. preventing infection Debunking the '72 shots' myth and vaccine schedule safety Historical context: Smallpox, living memory, and generational amnesia Current access: Budget cuts, executive orders, and pediatrician advice The rise of 'biohacking' and supplements as vaccine alternatives Desire for control and the myth of a pre-vaccine utopia The danger of forgetting history: Measles and fascism Solutions: Community trust, personal connection, and local action Flu vaccines, RFK Jr., and the rise of polio Misconceptions about safety testing and placebo trials Financial incentives behind anti-vax movements and conspiracy theories Policy solutions: States with no non-medical exemptions Outro: Support Liberal Currents and Half the Answer
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