Last Seen Presents: 'Infectious', Part 1

"Infectious: The Strange Past and Surprising Present of Vaccines — and Anti-Vaxxers" explores the weird, winding story of scientific innovation, medical disasters and online virality that radicalized new parents and created a movement that threatens to send us back to the disease-ridden dark ages. Subscribe to Endless Thread wherever you get your podcasts. Tell us what you think of Last Seen! Please fill out our short survey.