1861 – Alfred North Whitehead, born on the 15th of February in Ramsgate, Kent, England. He was an English-born mathematician who became a philosopher. He wrote on algebra, logic, foundations of mathematics, philosophy of science, physics, metaphysics, and education.
1880 – 1910 – He studied, taught, and wrote mathematics at Trinity College, Cambridge.
1891 – Married Evelyn Wade, an Irish woman from France.
1898 – Wrote the Treatise on Universal Algebra.
1900 – Collaborated with his former pupil, Russell, on the first edition of Principia Mathematica.
1903 – He was a Fellow of the Royal Society.
1910 – 1924 – He spent his time mostly at University College London and Imperial College London, where he taught and wrote on physics, the philosophy of science, and the theory and practice of education.
1919 – A more lasting work was his Enquiry Concerning the Principles of Natural Knowledge, a pioneering attempt to synthetize the philosophical underpinnings of physics.
1922 – 1923 – He was president of the Aristotelian Society.
1924 – Appointed Professor of Philosophy at Harvard University and moved to the U.S.
1927 – He was asked to give the Gifford Lectures at the University of Edinburgh.
1929 – In Process and Reality (in which he presented an alternative to Einstein’s views), he presented a more fully articulated philosophy, one that proclaimed that process, rather than substance, was the fundamental metaphysical constituent of the world.
1931 – Elected to the British Academy.
1937 – He taught at Harvard until his retirement.
1947 – Died on the 30th of December in Cambridge, Massachusetts.