1877 – Born in Cranleigh, England on the 7th of February.
1896 – He entered Trinity College, Cambridge.
1900 – He passed part II of the tripos and was awarded a fellowship.
1903 – He earned his M.A., which was the highest academic degree at English universities at that time.
1906 – He held the position of a lecturer, who had to teach six hours per week leaving him plenty of time for research.
1911 – He collaborated with J. E. Littlewood, in extensive work in mathematical analysis and analytic number theory.
1919 – He left Cambridge to take the Savilian Chair of Geometry at Oxford in the aftermath of the Bertrand Russell affair during World War I.
1930 – He took part in the Union of Democratic Control during World War I.
1931 – He returned to Cambridge.
1942 – He was Sadleirian Professor.
1947 – Died on the 1st of December.