The riveting story of one of the greatest scientific accomplishments of the twentieth century, from the coauthor of the #1 New York Times bestseller Apollo 13.

With rivalries, reversals, and a race against time, the struggle to eradicate polio is one of the great tales of modern history. It begins with the birth of Jonas Salk, shortly before one of the worst polio epidemics in United States history. At the time, the disease was a terrifying enigma: striking from out of nowhere, it afflicted tens of thousands of children in this country each year and left them-literally overnight-paralyzed, and sometimes at death's door.