"Antibiotics don't work on Drug-Resistant TB, which should worry all of us. The post-antibiotic era is dawning on us." - Vidya Krishnan, author of Phantom Plague; How Tuberculosis Shaped History talks to Manjula Narayan on this week's Books & Authors podcast about the persistence of TB that has evolved with humanity, about the abuse of antibiotics that has made it more virulent, and about the scientific racism that keeps Indian sufferers from getting the best new drugs.