Francis Galton, Letters to the Editor: The Ballot-Box, in Nature, vol. 75, n. 1952, 28 marzo 1907, pp. 509, DOI:10.1038/075509e0. URL consultato il 21 luglio 2021 (archiviato dall'url originale il 16 aprile 2024).
«my proposal that juries should openly adopt the median when estimating damages, and councils when estimating money grants, has independent merits of its own»
); he thinks the median, which is analogous to the 50% +1 vote, particularly democratic.