After being denied entry to medical school and just barely squeezing into a PhD program, Rosalyn Sussman Yalow developed a tool that could measure hormones in the bloodstream using nuclear medicine. Music in this episode: Showers, Podington Bear Beeth, Blue Dot Sessions K-Eyes, Rho Leadin, Blue Dot Sessions Grey Sunday, Lee Rosevere Ash Gray, Pictures of the Floating World Idea, Kai Engel Widow's Plea For Her Son, The Joy Drops Skyline Horizon, Rho