Nicola Twilley is a writer known for her curiosity and acumen in uncovering the hidden stories of how our systems and infrastructure work. From the cold chain of refrigeration around the globe, to obscure and amazing stories about the science and history of food, you can find Twilley's writing and reporting at The New Yorker and on her Gastropod podcast. Twilley and Geoff Manaugh's new book is Until Proven Safe: The History and Future of Quarantine.