The Federalist Papers were mostly the product of two young men: Alexander Hamilton of New York, age 32, and James Madison of Virginia, age 36. Both men sometimes wrote four papers in a single week. An older scholar, John Jay, later named as first chief justice of the Supreme Court, wrote five of the papers. Hamilton, who had been an aide to Washington during the Revolution, asked Madison and Jay to help him in this project. Their purpose was to persuade the New York convention to ratify the just-drafted Constitution. They would separately ....