Mary Roach is an American author known for her engaging and humorous writing style. She specializes in popular science and has written several best-selling books that explore unusual topics related to the human body, science, and history. Some of her notable works include Stiff: The Curious Lives of Human Cadavers and Gulp: Adventures on the Alimentary Canal. Roach's writing often combines thorough research with a light-hearted approach, making complex subjects accessible to a broad audience. She has contributed articles to various publications, including The New York Times and National Geographic, further showcasing her talent for making science entertaining and informative.