America's Great and Controversial President: George Washington (1st), John Adams (2nd), Thomas Jefferson (3rd), Madison, Monroe, Jackson, Andrew Johnson, Abraham Lincoln, William Taft, Theodore Roosevelt, Woodrow Wilson, Franklin D. Roosevelt, Harry Truman, John F. Kennedy, Lyndon B. Johnson, Richard Nixon, and lastly Ronald Reagan.Founding Fathers: Hamilton, and Ben Franklin.Issac Newton, shape the thinking of calculus and physics. Albert Einstein, develop the General and Special relativity theory. Professor Michio Kaku at CUNY in the field of Physics. Mathematician: Fibonacci, Pythagorus, Issac Newton, Euclid. Philosophers and Theorists: Adam Smith (Economics), Machiavelli (The Prince), John Locke, Rousseau, Karl Marx, Niztches, George Kennan (Father of Containment Strategy), Rene Descarte, Aristotle, Plato. Revolution: Mao Zedong, Lenin, Che Guevera, Fidel Castro, Ho Chi Minh.Our Current President: Mr. Barack Obama. Questions to ask Mr. Obama: How are you going to bring changes to America? How are you planning to solve some of the biggest issues of our time (social security, Health care, War on Terror)? How would you be different from your predecessor in solving these issues?