R._A._Schwaller_de_Lubicz
René Adolphe Schwaller de Lubicz (December 30, 1887 – December 7, 1961), born René Adolphe Schwaller in Alsace-Lorraine, was a French Egyptologist and mystic who popularized the idea of sacred geometry in ancient Egypt during his study of the art and architecture of the Temple of Luxor in Egypt, and his subsequent book The Temple In Man.