This engaging biography presents both a historical account of the devastation caused by smallpox, as well as the decades long work that Dr. Edward Jenner devoted himself to in finding a cure. The work follows Dr. Jenner, a country doctor with a deep curiosity and admiration of nature, as he observes the characteristics of smallpox infections. After much observation and experimentation, Jenner made an astonishing discovery about how to prevent smallpox. His discovery was groundbreaking and eventually led to the eradication of smallpox worldwide. Best suited for middle grade readers and older, this biography offers a clear and informative narrative of one of the most revolutionizing medical discoveries and the dedicated doctor behind it.