Members of the National Constitution Center's board of trustees listen to former Florida Gov. Jeb Bush speak during a news conference on Thursday Dec. 6, 2012, in Philadelphia, where it

 

              Members of the National Constitution Center
Members of the National Constitution Center's board of trustees listen to former Florida Gov. Jeb Bush speak during a news conference on Thursday Dec. 6, 2012, in Philadelphia, where it was announced Jeb Bush will follow Bill Clinton as chairman of the National Constitution Center. (AP Photo/ Joseph Kaczmarek)