The CDC's 'Autism and Vaccines' Webpage and the Negative Evidence Principle by William Matthew London episode artwork

EPISODE · Dec 17, 2025 · 25 MIN

The CDC's 'Autism and Vaccines' Webpage and the Negative Evidence Principle by William Matthew London

from Skeptical Inquirer Audio Edition · host William Matthew London

William Matthew London explains how recent CDC changes falsely cast doubt on the overwhelming scientific consensus that vaccines do not cause autism, misrepresenting evidence and reviving long-debunked claims under political pressure. London argues that applying the "negative evidence principle" shows that decades of rigorous research failing to find any association is precisely why we are justified in saying vaccines do not cause autism. Read this article and find accompanying references at: https://skepticalinquirer.org/exclusive/the-cdcs-autism-and-vaccines-webpage-and-the-negative-evidence-principle/ About the Author: William Matthew London is a professor of public health at Cal State LA and the editor of the free weekly email newsletter Consumer Health Digest. Subscribe to Skeptical Inquirer: https://skepticalinquirer.org/subscribe/

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The CDC's 'Autism and Vaccines' Webpage and the Negative Evidence Principle by William Matthew London

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