(1880-1962) A specialist in terrestrial magnetism, and President of the Society (1922-23).

Hyperactive London Centre member. Service Award 1984. National President (2004-06).

Robert is a Canadian astronomy researcher working at the Institute for Astronomy of the University of Hawaii. Jedicke's expertise is analysing observations and theoretical dynamics of the population of asteroids in the solar system, particularly mini-moons near Earth's orbit...

(1884-1959) Methodist minister and mathematician. He was a Hamilton Centre member and Society President (1945-46).

(1895-1984) Professor in the University of Alberta Mathematics Department; Edmonton Centre member; Service Award 1965.