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Gary S. Jacob, Ph.D., has served as our Chairman of the Board of Directors since March 19, 2014, and earlier served as our Chief Executive Officer from May 15, 2013 until March 19, 2014. Since January 2021, Dr. Jacob has been Chief Executive Officer and a director of OKYO Pharma Limited, a biotechnology company focused on the discovery and development of novel molecules to treat inflammatory dry eye diseases and ocular neuropathic pain. From November 2018 to March 2020, Dr. Jacob was the Chief Executive Officer of Immuron Limited, an Australian microbiome biopharmaceutical company. Previously, Dr. Jacob was Chairman of the Board, President and Chief Executive Officer of Synergy Pharmaceuticals Inc., a biopharmaceutical company, where he held various positions from July 2008 to November 2018. Dr. Jacob has over twenty-five years of experience in the pharmaceutical and biotechnology industries across multiple disciplines.