For many people, bubonic plague is an illness that seems squarely situated in medieval times. But each year, a handful of human cases pop up in the western United States. Plague can be treated successfully with modern medicine. But why does it still exist, and how should we think about it both locally and globally? Plague researcher Viveka Vadyvaloo joins Host Flora Lichtman to talk all things spread and containment.Guest: Dr. Viveka Vadyvaloo is a plague researcher and director of the Allen School for Global Health at Washington State University.Transcripts for each episode are available within 1-3 days at sciencefriday.com. 
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