Simplify the following text for a Grade 7 native English-speaking person.
Original: Jon Stevens Corzine ( born January 1 , 1947 ) is a financial executive and a former American politician , who served as the 54th Governor of New Jersey from 2006 to 2010 .
Simplified: Jon Stevens Corzine ( born January 1 , 1947 ) is an American politician . He was the 54th Governor of the state of New Jersey .