Edward Tatum

US genetics scientist (1909-1975)

  • Fame52.3
  • Momentum1.2
  • Wikipedia859
Source-basedStable
Lived 1909–1975, aged 66United States
  • Wikipedia
    52 languages
    Cross-language footprint
  • Era
    1909–1975
    Aged 66
  • Awards
    2
    recognised works
Summary
Updated 2026-06-21

Edward Tatum proved that genes aren't just abstract units of inheritance — they're molecular instructions for specific chemical reactions inside cells, a clarification that reoriented the entire field of genetics.

Biography

About

Born December 14, 1909, Tatum trained as a biochemist before teaming with George Beadle to irradiate bread mold and track what broke. Their experiments in the 1940s showed that each mutated gene knocked out a single metabolic step, establishing the one gene–one enzyme principle that made genetics legible as chemistry. The work earned them half the 1958 Nobel Prize in Physiology or Medicine; Joshua Lederberg took the other half. Tatum went on to election in the National Academy of Sciences, the American Philosophical Society, and the American Academy of Arts and Sciences. He died November 5, 19…

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The six component signals behind the Fame score, and their ranks across the leaderboards.

Fame
Stable
52.3
Composite of search demand, mentions, audience & graph footprint.
Score components
Momentum1.2
Historical22.0
Now attention4.2
Source confidence60.0
Completeness70.0
Global rank
Country rank
Category rank
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Sources

  • Wikipedia
    wikipedia · en.wikipedia.org
    High confidence
  • Wikidata
    wikidata · wikidata.org
    High confidence
  • Pantheon 2.0
    database · pantheon.world
    High confidence