Date of Arrival : March 5, 1938

Date of Departure : November 22, 2011

Cause of death : Stroke

Place of Death :Amherst, Massachusetts, U.S.

Other :None

Resting place : United Kingdom

Other names :

Ethnicity : American

Alma mater/Profession : University of Chicago University of Wisconsin-Madison UC Berkeley

Political movement : None

Religion : neo-Darwinism

Spouse(s) : Carl Sagan

Children : Dorion Sagan Jeremy Ethan Sagan

Parents :Morris Alexander Leona Wise Alexande

Known for :
Symbiogenesis Gaia hypothesis