<diacritize> Nevertheless, upon completion of his congressional term, his eloquent publications led Thomas Jefferson and James Madison to extend to him an appointment to serve as Professor of Moral Philosophy at the newly founded University of Virginia; he accepted and held that post until 1845. <yor>Nevertheless, upon completion of his congressional term, his eloquent publications led Thomas Jefferson and James Madison to extend to him an appointment to serve as Professor of Moral Philosophy at the newly founded University of Virginia; he accepted and held that post until 1845. 