Edward Jenner more lives than the work of any other human". In Jenner’s time, smallpox killed around 10 percent of the population, with the number as high as 20 percent in towns and cities where infection spread more easily. In 1821 he was appointed physician extraordinary to King George IV, and was also made mayor of Berkeley and justice of the peace. A member of the Royal Society, in the field of zoology he was the first person to describe the brood parasitism of the cuckoo. In 2002, Jenner was named in the BBC's list of the "100 Greatest Britons". Edward Anthony
Robert Francis Jenner of 18. On 10 August 1824 Jenner married Elizabeth Lascelles (died 29 September 1850), eldest daughter of Sir Herbert Jenner-Fust, Dean of Arches. She was his double first cousin. They had ten sons and five daughters. One of the daughters, Emma, wrote of her mother: "She always thought the year wasted if there was not a new baby born." Jenner resided in Wenvoe Castle, and was a Justice of the Peace and Deputy Lieutenant for Glamorgan. In 1828 he was appointed High Sheriff of Glamorgan. Jenner was patron of St Mary's Church in the village of Jenner. Robert Francis Jenner