Giovanni Pontano, who adopted the academic sobriquet "Gioviano," was prime minister to several kings of Naples and the most important Neapolitan humanist of the quattrocento. Best known today as a Latin poet, he also composed dialogues depicting the intellectual life of the humanist academy of which he was the head, and, late in life, a number of moral essays that became his most popular prose works. The De sermone (On Speech) , translated into English...