This excerpt taken from the BBBY 8-K filed Jul 1, 2009.
Section 4. The Chairman. The Chairman shall, together with the Chief Executive Officer, have general direction over the day-to-day business of the Corporation, subject to the control and direction of the Board of Directors. The Chairman shall, when present, preside as chairman at all meetings of the shareholders and of the Board of Directors. The Chairman shall, in the absence or incapacity of the Chief Executive Officer, perform all duties and functions and exercise all the powers of the Chief Executive Officer. The Chairman shall also have such other powers and perform such other duties required by statute or by these By-laws or as the Board of Directors may from time to time determine. Any reference to the Chairman in these By-laws shall be deemed to mean, if there are Co-Chairmen, either Co-Chairman, each of whom may exercise the full powers and authorities of the office.