Robert J. MayhewRobert J. Mayhew is Senior Tutor at Pembroke College, Cambridge. He is author of Malthus: The Life and Legacies of an Untimely Prophet (Harvard University Press, 2014) editor of New Perspectives on Malthus (Cambridge University Press, 218), and coeditor of Geographies of Knowledge: Science, Scale, and Spatiality in the Nineteenth Century (Johns Hopkins University Press, 2020). Read More Read Less