Dr. Tara C. Smith is an infectious disease epidemiologist and contributing columnist for Quanta Magazine. In two recent columns for Quanta, Dr. Smith explored the animal origins of the novel coronavirus and explained how prior knowledge about other coronaviruses may help answer questions about the COVID-19 pandemic. On May 1, 2020, she answered questions live on Quanta's YouTube channel. The full Q&A can be found here: https://www.youtube.com/watch?v=nl8ARQ7WDWY For more Q&As with scientists, along with new videos about biology, mathematics, computer science and physics, subscribe to our channel. https://www.quantamagazine.org/ Facebook: https://www.facebook.com/QuantaNews Twitter: https://twitter.com/QuantaMagazine Sign up for our weekly newsletter: http://eepurl.com/6FnWj