11.   Kemp replaces William Daley, who resigned to become secretary of the U.S. Department of Commerce.

12.   Patty Stonesifer, who built Microsoft into an interactive media powerhouse, resigned to become a management consultant.

13.   Penwest President and Chief Executive Tod Hamachek will resign to become chairman and chief executive of Penwest Pharmaceuticals.

14.   Passera resigned to become chief executive officer at Banco Ambrosiano Veneto SpA.

15.   Patty Stonesifer, who helped build Microsoft into an interactive media powerhouse, resigned to become a management consultant, effective at year-end.

16.   Perry is a former state representative, agriculture commissioner and lieutenant governor who was promoted to governor late last year after Bush resigned to become president.

17.   Payne replaces Bernard Winograd, who resigned to become president and chief executive of a real estate unit of Prudential Insurance Co. of America last fall.

18.   Rosendorf has resigned to become chief executive of online retailer SmartBargains.com, based in Boston.

19.   Robert W. Burdick, editor of the Daily News of Los Angeles, has resigned to become managing editor of the Rocky Mountain News in Denver.

20.   Rolls said Wednesday that he was resigning to become the president and chief executive of Thermion Systems International, a company that holds patents with aerospace and commercial applications.