US economist

professor of economics at Massachusetts Institute of Technology 1979-1982

staff economist for Council of Economic Advisors 1982-1983

professor of economics at Harvard University 1983-1993

chief economist of World Bank 1991-1993

under secretary of the treasury for international affairs 1993-1995

supervised bailout of Mexican peso 1994

deputy secretary of the treasury 1995-1999

Secretary of the Treasury 1999-2001

president of Harvard University 2001–

nephew of Paul Samuelson

nephew of Kenneth Arrow