According to a Nov. 21 SEC filing, Wal-Mart's board of directorsappointed Duke to the position on Nov. 20, five days after Scottannounced his retirement. Duke has also been elected to the board.Scott, in the meantime, will remain in Wal-Mart's employ untilJanuary 31, 2011 as chairman of the executive committee to theboard of directors of the company.

Since 2005, Duke has served as Wal-Mart's vice chairman, withresponsibility for Wal-Mart International. He will continue in thatposition until January 31, 2009. Duke came on board with Wal-Martin 1995 as senior president of logistics and later became thecompany's executive vice president of logistics. Duke has alsoserved as executive vice president of administration, president andCEO of Walmart US.

The board selected Eduardo Castro-Wright, currently CEO ofWalmart US, to the position of vice chairman, effective Feb. 1.Castro-Wright will continue overseeing Walmart US, as well astaking on the additional responsibility of the company's globalprocurement operation. Castro-Wright has also served as vicepresident, president and COO of Walmart US and as president and CEOof Wal-Mart de Mexico.