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
Henry Jenner of the language used in West Cornwall in the 18th century, although his pupil Robert Morton Nance would later steer the language revival towards mediaeval Cornish. At a time when many people thought the Cornish language had died Jenner observed In 2010, Michael Everson published a new edition entitled "Henry Jenner's Handbook of the Cornish Language", which contains modern IPA phonetic transcriptions to make clear to modern readers what phonology Jenner was recommending. The book also contains three essays written by Jenner thirty years prior to the 1904 publication, as well as some examples of a number of Christmas and