Rate five things you know, from any shelf. Your archetype shows up in about a minute, and gets sharper with every log.

Elizabeth Helen Blackburn is an Australian–American Nobel laureate who is the former president of the Salk Institute for Biological Studies. In 1984, Blackburn co-discovered telomerase, the enzyme that replenishes the telomere, with Carol W. Greider.
Australian-born American biological researcher · From Wikipedia