James Hopwood Jeans (1877–1946)
Born 1877 CE, died 1946 CE.
Sir James Hopwood Jeans (11 September 1877 – 16 September 1946) was an English physicist, mathematician and an astronomer. He served as a secretary of the Royal Society from 1919 to 1929, and was the president of the Royal Astronomical Society from 1925 to 1927, and won its Gold Medal.
Text from the Wikipedia article James_Jeans, licensed CC BY-SA 4.0.