Molecular biologist who is best known for discovering the enzyme telomerase in 1984. She was awarded the 2009 Nobel Prize for Physiology or Medicine for discovering that progressive shortening in telomeres is prevented by the enzyme telomerase.
She grew up in Davis California.
In 2003 she was made a member of both the American Academy of Arts and Sciences and the National Academy of Sciences.
She has two children, Charles and Gwendolyn.
Like James Watson before her she received the Nobel Prize for Physiology or Medicine.