Final answer:
James Madison, a delegate from Virginia, served as the President of the Constitutional Convention. He is widely considered the 'Father of the Constitution' for his many contributions.
Step-by-step explanation:
James Madison, a delegate from Virginia, served as the President of the Constitutional Convention. He is widely considered the "Father of the Constitution" for his many contributions to the basic structure of the U.S. government. Madison authored the Virginia Plan, proposed the system of checks and balances, and helped frame the Bill of Rights.