Thomas Jefferson was the third President of the United States from 1801 to 1809 and he was the main author of the Declaration of Independence. He was born and raised in Virginia, which he represented in the Continental Congress during the American Revolution. When he was president he was also concerned with the nation's shipping and trade activities in regards to the Barbary pirates, as well as organizing the "Louisiana Purchase" that basically doubled the country's territory.
Jefferson excelled at several skills including mathematics, mechanics, and surveying. He was a notable architect and a great philosopher. In fact, he was at the top of the American Philosophical Society. He was also an eminent linguist and could speak a couple of languages. He was the founder of the University of Virginia. All of this contributed to him earning epithets such as the "last person to know everything" and a "walking encyclopedia."