[4] Pearson was President of the Royal Statistical Society in 1955–56,[5] and was awarded its Guy Medal in gold in 1955.

[6] His candidacy citation read: Known throughout the world as co-author of the Neyman–Pearson theory of testing statistical hypotheses, and responsible for many important contributions to problems of statistical inference and methodology, especially in the development and use of the likelihood ratio criterion.

Has played a leading role in furthering the applications of statistical methods — for example, in industry, and also during and since the war, in the assessment and testing of weapons.

[6]Pearson married Eileen Jolly in 1934 and the couple had two daughters, Judith and Sarah.

[3] University College London holds the archive of Pearson, which was acquired in four separate accessions between 1980 and 2013.