Lee H. Hamilton

Lee Herbert Hamilton (born April 20, 1931) is an American politician.
Hamilton is a former member of the United States House of Representatives and currently a member of the U.S. Homeland Security Advisory Council. 
A member of the Democratic Party, Hamilton represented the 9th congressional district of Indiana from 1965 to 1999. 
Following his departure from Congress he has served on a number of governmental advisory boards, most notably as the vice chairman of the 9/11 Commission.