(credit: AP)Thomas Jefferson held many jobs before becoming the nation's third president including writer, inventor and architect.
(credit: AP)Before sitting in the Oval Office, many former presidents worked in the classroom as schoolteachers including John Adams, James Garfield, Chester Arthur and Lyndon Johnson.
(credit: AP)Abraham Lincoln was an Illinois postmaster before his historic time in office as President.
Baseball Team Owner
(credit: AP Photo)Before he was President, George W. Bush was the owner of the Texas Rangers baseball team. He still attends many of their games, sitting next to current owners Nolan Ryan and Chuck Greenberg.
(credit: AP Photo/Carolyn Kaster)Prior to becoming the President, Harry Truman worked as a farmer.
(credit: AP Photo/Keystone, Alessandro Della Bella)Theodore Roosevelt was a real outdoorsman, and worked as a rancher before becoming President.
President Of Princeton University
(credit: AP Photo/Daniel Hulshizer)Woodrow Wilson received some presidential training before taking office, as head of Princeton University.
(credit: INDRANIL MUKHERJEE/AFP/Getty Images)Jimmy Carter still has a reputation as being 'the peanut man' due to his job as a peanut farmer before he became President.
(credit: JUNG YEON-JE/AFP/Getty Images)Before being elected to the presidency, Benjamin Harrison and John Kennedy were both journalists.
(credit: AFP/AFP/Getty Images)George H.W. Bush was a World War II pilot prior to becoming President.
(credit: STR/AFP/Getty Images)Long before taking the office of President, Ronald Reagan was a popular Hollywood actor.
(credit: TIM SLOAN/AFP/Getty Images)Andrew Johnson was Tennessee Governor, Tennessee Senator and Vice President before becoming the President. Before all of those esteemed offices, he was a tailor.
(credit: Brendan Smialowski/Getty Images)George Washington and Ulysses Grant were both Army generals before being elected as President.
(credit: CRIS BOURONCLE/AFP/Getty Images)Herbert Hoover held a job as a mining engineer before taking the office of President.
(credit: William Thomas Cain/Getty Images)Before becoming the Mayor of New York and then the President, Grover Cleveland was a sheriff.
University Of Cincinnati Law School Dean
(credit: Joe Robbins/Getty Images)In addition to being a lawyer and judge before his presidency, William Taft served as the dean at the University of Cincinnati Law School.
(credit: Justin Sullivan/Getty Images)Prior to taking office as an Ohio senator and later president, Warren Harding worked as a newspaper editor.