Donilon, who contributed $4,600 to Hillary Clinton’s presidential campaign in March 2007 (and gave the maximum $2,300 to Obama for the general election in July), has a long resume in Democratic politics. He headed the Clinton-Gore transition effort and Clinton’s 1992 debate prep. He also served as an aide to Sen. Joe Biden in his failed 1988 presidential bid. More recently, he served as Fannie Mae’s executive vice president for law and policy from 1999 until 2005, giving him control of Fannie Mae’s legal, regulatory and public policy activities and government and industry relations. Donilon was one of several executives...