Lynn Margulis

American evolutionary biologist (1938–2011).

Born March 5th, 1938 in Chicago.

Died November 22nd, 2011 at 73 years old in Amherst. [ref]

Occupations
biologist, botanist, ecologist, lecturer, microbiologist, university teacher, zoologist
Wikipedia

Death is not extinguishing the light; it is only putting out the lamp because the dawn has come. Rabindranath Tagore