He was also an active member of the American Mathematical Society, serving as its president from 1914 to 1916. His life style, perhaps the consequence of his interest in astronomy, is described in as follows:
Siya rin ay isang aktibong miyembro ng Amerikanong matematiko Society, magsilbi bilang presidente nito mula sa 1914 na 1916. Estilo ng kanyang buhay, marahil ang resulta ng kanyang interes sa astronomy, ay inilarawan sa mga sumusunod: