6. Jimmy Carter
Source: Wikipedia.
James Earl “Jimmy” Carter, Jr. served as the 39th president of the US from 1977 to 1981. He won the Nobel Peace Prize in 2002 for his work in advancing human rights around the world and has an IQ of 153 by Simonton’s estimates.
Carter graduated from the Naval Academy in 1946 and was elected Governor of Georgia in 1970. After he was elected president — beating Gerald Ford by 56 electoral votes — he enacted a number of important policies throughout his four years, including a national energy policy and civil service reform.