Geosophy ... is the study of geographical knowledge from any or all points of view. It is to geography what historiography is to history; it deals with the nature and expression of geographical knowledge both past and present—with what Whittlesey has called ‘man’s sense of [terrestrial] space’.
Geosophy is the study of geographical knowledge from various viewpoints.  It's comparable to historiography in its examination of historical knowledge, focusing on how humans perceive and understand their surroundings.