Benjamin Franklin was one of the Founding Fathers of the United States. A polymath, he was a leading writer, printer, political philosopher, politician, postmaster, scientist, inventor, statesman, and diplomat. As a scientist, he was a major figure in the American Enlightenment and the history of physics for his discoveries and theories regarding electricity. As an inventor, he is known for the lightning rod, bifocals, and the Franklin stove, among other inventions.