The president of the United States is at the same time the head of state and the head of government, and he is the one who holds the highest political position in the country, both by influence and recognition. At the top of the image we can see, from left to right, Abraham Lincoln, Ulysses S. Grant, Andrew Jackson and Alexander Hamilton (he was not president). At the bottom (from left to right), Alexander Hamilton again, Thomas Jefferson, Benjamin Franklin (he was not president), Abraham Lincoln and George Washington. You have all the information in: «Who have been the best presidents of the United States?«.
You have all the information in: "Who have been the best presidents of the United States?".