George W. Bush served as the 43rd President of the United States from 2001 to 2009. He is the eldest son of George H.W. Bush, the 41st U.S. President. Barack Obama is the current 44th President of the United States. He is a graduate of Columbia University and Harvard Law School and was the first African American U.S. President. Both presidents dealt with major events during their terms including the September 11th terrorist attacks for Bush and the economic recession for Obama.