Corporate Governance
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Board of Directors

Alexander J. Denner, Ph.D., joined our Board of Directors in 2009. Dr. Denner serves as Chair of our Corporate Governance Committee. Dr. Denner is a founding partner and Chief Investment Officer of Sarissa Capital Management LP., a registered investment advisor. Sarissa Capital focuses on improving the strategies of companies to enhance shareholder value. From 2006 to 2011 Dr. Denner served as a Senior Managing Director at Icahn Capital L.P. Prior to that, he served as a portfolio manager at Viking Global Investors, a private investment fund, and Morgan Stanley Investment Management, a global asset management firm. Dr. Denner also serves as Chairman and CEO of Sarissa Capital Acquisition Corp., a special purpose acquisition company, and as a director of Ironwood Pharmaceuticals, Inc., a healthcare company.

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