William Howard Taft – 139.5
To this day, William Howard Taft is the only president to have served on both the judicial and executive branch of the government. He served as the president for eight years starting in 1909, and then later went on to serve as the 10th Chief Justice of the U.S. Supreme Court. As the 27th president, he was the only one who went on to serve in the justice system after their presidency. Taft’s main focuses during his presidency were in East Asia and South America to break down or build new governments.
William Howard Taft
James Buchanan – 139.6
Most people will tell you that James Buchanan tried to bite of more than he could chew with his goals as president of the United States. He promised the country to live up to George Washington’s legacy, but he didn’t really make it that far. James Buchanan, similar to a few other presidents, had an IQ of 139.6.
James Buchanan