Joseph Truitt has served as a member of the Board since May 2020. Mr. Truitt has served as the Chief Executive Officer and a director of iECURE, Inc., a gene editing company, since March 2021 and has served on the board of Code Biotherapeutics, Inc., a gene therapy development company since December 2020. From May 2020 through December 2020, Mr. Truitt served as Chief Executive Officer of BioSpecifics Technologies Corp. ( BioSpecifics ), a biopharmaceutical company that develops collagenase-based therapies, which was acquired by Endo International plc in December 2020. From May 2018 until April 2020, Mr. Truitt served as President, Chief Executive Officer and member of the board of directors of Achillion Pharmaceuticals, Inc. ( Achillion ), a publicly-traded clinical-stage biopharmaceutical company developing small molecule drug therapies for immune system disorders, which was acquired by Alexion Pharmaceuticals, a global biopharmaceutical company, in January 2020. Prior to his appointment to the offices or President and Chief Executive Officer in 2018, Mr. Truitt served in a number of various positions at Achillion, including: Executive Vice President, Chief Operations Officer, from September 2017 until May 2018; Executive Vice President, Chief Commercial Officer, from March 2014 until September 2017; and Senior Vice President, Business Development and Chief Commercial Officer, from January 2009 until March 2014. Before joining Achillion, from July 2006 to December 2008, Mr. Truitt served as Vice President, Business Development and Product Strategy of Lev Pharmaceuticals, Inc. and, from 2000 to 2006, he served as Vice President, Sales and Operations of Johnson & Johnson OraPharma, Inc. Prior to this, be spent nine years at TAP Pharmaceuticals Inc. in a variety of sales and marketing roles before a two-year role as a consultant at IMS Health. Mr. Truitt received his B.S. in Marketing from LaSalle University and his MBA from St. Joseph s University in Pharmaceutical Marketing. Mr. Truitt previously was a Captain in the United States Marine Corps. Skills & Qualifications: Mr. Truitt s qualifications to sit on the Board include extensive management experience, his prior experience as a public company director and his deep knowledge of the biopharmaceutical business.