Joseph L Herring

Joseph L. Herring has been Covance's Chairman since January 1, 2006 and Chief Executive Officer since January 1, 2005. Mr. Herring was President and Chief Operating Officer from November 2001 to December 31, 2004 and was Covance's Corporate Senior Vice President and President--Early Development Services from September 1999 to November 2001. From September 1996 to September 1999, Mr. Herring was Corporate Vice President and General Manager of Covance Laboratories North America. Prior to joining Covance, Mr. Herring was Vice President of Caremark International, a provider of home care and physician practice management services, and he also served as a Vice President of Baxter International where he was employed for 14 years. Mr. Herring has been a member of the Covance Board since 2004.