In Western thought, space is preexisting and absolute. So asserts the philosophical tradition traced through Descartes, Spinoza, Leibniz, Newton, and Kant. But as spatial theorist Henri Lefebvre points out, accounts of mental conceptual space in mathematics distanced themselves from those concerning the measurable physical space of geography. And neither mental nor physical space were treated by theorists in relation to the collective social space produced by human practices, viewed since the nineteenth century in political...