Zerah Colburn
Mathematician
Child math prodigy who came to be known as the mental calculator and was able to multiply numbers such as 13 and 97 together in his head.
His parents thought he was mentally retarded until he turned seven.
His abilities cut out on him when he became an adult.
His abilities were exploited by his father in order to make money. He had a nephew named Zerah Colburn.
He was offered a full ride to Dartmouth College, where Earl Blaik attended.