In 1952, nearly 60,000 children in the United States were infected with the poliovirus and thousands were paralyzed. More than 3,000 children died. Dr. Jonas Salk and his research team at the University of Pittsburgh, launched the largest human vaccine trial in history, injecting nearly 2 million American children with a potential vaccine. On April 12, 1955 they released the first successful vaccine for polio. Part of the Immortals leadership series.
Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

Episode 1039: 25 Years After 911 — Confronting the Next Generation of Threats
33:09

Episode 1038: The Global War on God — Dr. Hak Ja Han and the Fight for Religious Liberty
56:39

Episode 1037: How to Win 2026 — Part 5 A Healthier America — Lower Costs, More Choice, Longer Lives
44:20