Quote of the day
Let us heed the voice of the people and recognize their common sense. If we do not, we not only blaspheme our political heritage, we ignore the common ties that bind all Americans.
Harold Jeffreys

Born: April 22, 1891
Died: March 18, 1989 (aged 97)
Bio: Sir Harold Jeffreys was an English mathematician, statistician, geophysicist, and astronomer. His book Theory of Probability, which first appeared in 1939, played an important role in the revival of the Bayesian view of probability.
Known for:
- Scientific inference (1931)
- Methods of Mathematical Physics (1946)
- Theory of probability (1939)
- The earth (1929)
- Cartesian tensors (1931)