David Goodall (botanist)

David William Goodall (4 April 1914 – 10 May 2018) was a British-Australian botanist, activist and ecologist. Goodall was born in London. He was important in the early development of statistical methods in ecology, such as the study of vegetation. He was also a pro-euthanasia activist.
Goodall became a centenarian in April 2014. In the 2016 Australia Day Honours list Goodall was made a Member of the Order of Australia.
On 30 April 2018, Goodall said he wanted to end his own life in May of that year through assisted suicide. He died at a nursing center in Liestal, Switzerland on 10 May 2018 by euthanasia at the age of 104.