Rubin remained in the chairman's office and on the board of the company, acting as chairman of the executive committee.

FORBES: Street Quakes As Another Chief Falls

Rubin has remained in the chairman's office and on the board of the company, acting as chairman of the executive committee.

FORBES: Another Wall Street Chief Falls

RobertRubinRobert Rubin, the ex-Treasury secretary who joined Citigroup in 1999 as a board member and member of the office of the chairman, is stepping in as chairman and will sit on a committee with fellow directors Alain J.

FORBES: Citi Is A Mess