Thomas More (1478-1535) was an English Statesman under Henry VIII.
In the right panel is More's crest Latin motto "Caput Nostrum Christus", Our Head for Christ. By standing up to Henry in the matter of divorce from one of the King's many wives, Thomas lost his head, becoming a Martyr of the Catholic Church.
In the left panel is the Lamp of Learning.
See also St Thomas More College, Saskatoon on the ISGC site.