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Mr. Landgraf is President and Chief Executive Officer of Educational Testing Service ("ETS") a private nonprofit educational testing and measurement organization and joined ETS in that position in 2000. Prior to that he was Executive Vice President and Chief Operating Officer of E.I. Du Pont de Nemours and Company ("Du Pont") where he previously held a number of senior leadership positions. Mr. Landgraf is also a director of ETS IKON Office Solutions Inc. and Louisiana Pacific Corporation. Director since 2007. Age 60. | 