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Howard Walker, 67, has been Vice-Chairman of the Board of the Company since May 2003 and Chair of the Board�s Executive Committee since January 2004. Mr. Walker has been a director of the Company since November 1997. Mr. Walker has been retired from the Company since December 2003. Mr. Walker was Chief Executive Officer of the Company from December 1997 to December 2003. Mr. Walker was President of the Company from September 1997 to May 2000, and President of Realty Systems, Inc., an affiliate of the Company, from March 1995 to April 2000. Mr. Walker was a Vice President of the Company from January 1995 to March 1995. Mr. Walker is a director of Infohealth, Inc., a privately held company that provides information system services to the health care industry. | 