Jonas Salk’s polio vaccine transformed America and the world in ways that seemed unimaginable. But in 1955, there was a moment when everything was in doubt. This week, Josh Levin talks with Dr. Paul Offit about the medical mystery that threatened to derail one of history’s most important scientific breakthroughs. Josh Levin is One Year’s editorial director. One Year’s senior producer is Evan Chung. This episode was produced by Kelly Jones, Evan Chung, and Sophie Summergrad.  It was edited by Josh Levin, Joel Meyer, and Derek John, Slate’s executive producer of narrative podcasts.  Merritt Jacob is our senior technical director. Join Slate Plus to get a bonus 1955 episode at the end of the season. Slate Plus members also get to listen to all Slate podcasts without any ads. Sign up now to support One Year. Learn more about your ad choices. Visit megaphone.fm/adchoices

When Alaskans wanted their own mental-health facility, a rumor took hold all over America. This week, Evan Chung traces the origins of that far-right conspiracy theory: that the government was building a concentration camp where Americans would get imprisoned for their political beliefs. Get ready for a strange tale that involves a brainwashing manual, Scientology, and a vast network of Communist-hunting housewives. Josh Levin is One Year’s editorial director. One Year’s senior producer is Evan Chung. This episode was produced by Kelly Jones and Evan Chung, with additional production by Sophie Summergrad.  It was edited by Josh Levin, Joel Meyer, and Derek John, Slate’s executive producer of narrative podcasts.  Merritt Jacob is our senior technical director. Join Slate Plus to get a bonus 1955 story at the end of the season. Slate Plus members also get to listen to all Slate podcasts without any ads. Sign up now to support One Year. Learn more about your ad choices. Visit megaphone.fm/adchoices

In the early days of television, women struggled to find their place. In 1955, they got it: forecasting the weather, on stations all across the country. But as these “weather girls” transformed the airwaves, a group of powerful men hatched a plan—one that had the potential to push women weathercasters off the air forever. Josh Levin is One Year’s editorial director. One Year’s senior producer is Evan Chung. This episode was produced by Kelly Jones and Evan Chung, with additional production by Sophie Summergrad.  It was edited by Joel Meyer and Derek John, Slate’s executive producer of narrative podcasts.  Merritt Jacob is our senior technical director. Join Slate Plus to get the first three episodes of One Year: 1955 right away—and a bonus 1955 story at the end of the season. Slate Plus members also get to listen to all Slate podcasts without any ads. Sign up now to support One Year. Learn more about your ad choices. Visit megaphone.fm/adchoices

In 1955, the frontiersman Davy Crockett became the most famous man in America, more than a century after his death at the Alamo. This week, Evan Chung dives into a cultural phenomenon nobody saw coming. Not the kids in coonskin caps who started the craze, not the parents whose money fueled it, and least of all Walt Disney, the legendary studio head who created it totally by accident. Josh Levin is One Year’s editorial director. One Year’s senior producer is Evan Chung. This episode was produced by Kelly Jones and Evan Chung, with additional production by Sophie Summergrad.  It was edited by Joel Meyer and Derek John, Slate’s executive producer of narrative podcasts.  Merritt Jacob is our senior technical director. Join Slate Plus to get the first three episodes of One Year: 1955 right away—and a bonus 1955 story at the end of the season. Slate Plus members also get to listen to all Slate podcasts without any ads. Sign up now to support One Year. Learn more about your ad choices. Visit megaphone.fm/adchoices

The Cannon Street All-Stars dreamed of playing in the 1955 Little League World Series. Their biggest obstacle didn’t come on the field. In the year that Rosa Parks refused to give up her seat on a public bus, these Black 12-year-olds became unlikely civil rights pioneers—and faced the wrath of a white society that wasn’t ready to change. Josh Levin is One Year’s editorial director. One Year’s senior producer is Evan Chung. This episode was produced by Kelly Jones and Evan Chung, with additional production by Sophie Summergrad.  It was edited by Joel Meyer and Derek John, Slate’s executive producer of narrative podcasts.  Merritt Jacob is our senior technical director. Join Slate Plus to get the first three episodes of One Year: 1955 right away—and a bonus 1955 story at the end of the season. Slate Plus members also get to listen to all Slate podcasts without any ads. Sign up now to support One Year. Learn more about your ad choices. Visit megaphone.fm/adchoices