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Mr. de Rosen has served as ViroPharma's President and Chief Executive Officer since August 2000, director since May 2000 and has recently been appointed chairman of ViroPharma's board of directors. From 1993 to 1999, Mr. de Rosen held several key positions in Rhone-Poulenc Pharma and Rhone-Poulenc Rorer (now Aventis), including Chairman and Chief Executive Officer from May 1995 until December 1999. Mr. de Rosen began his career at the French Ministry of Finance and subsequently served in several leading government positions. Mr. de Rosen also served in various executive roles in industry prior to 1993. | 