Mr. McKenna has served as a member of our Board since August 2023. Mr. McKenna has served as Chief Executive Officer and chair of the board of directors of Mirador Therapeutics, Inc., a biotechnology company, since March 2024, and as a venture partner at ARCH Venture Partners, an investment firm, since February 2024. Prior to Mirador, Mr. McKenna served as the President and Chief Executive Officer and as a member of the board of directors of Prometheus Biosciences, Inc., a clinical stage biotechnology company, from September 2019 to June 2023, when Prometheus was acquired by Merck & Co., Inc., and as chairman of the board of Prometheus from August 2021 to June 2023. Prior to Prometheus, he served as President of Salix Pharmaceuticals, Inc., a pharmaceutical company and wholly-owned subsidiary of Bausch Health Companies, Inc., from March 2016 through August 2019. Prior to Salix, Mr. McKenna spent more than a decade in various roles with Bausch + Lomb, also a division of Bausch Health Companies, Inc., most recently as Senior Vice President and General Manager of its U.S. Vision Care business. Before joining Bausch + Lomb, he held several positions with Johnson & Johnson. Mr. McKenna has served on the board of directors of Spyre Therapeutics, Inc. (Nasdaq: SYRE), a biotechnology company, since February 2024 and NewAmsterdam Pharma Company N.V. (Nasdaq: NAMS), a clinical biopharmaceutical company, since July 2024. Mr. McKenna received a B.S. in Marketing from Arizona State University and an M.B.A. from Azusa Pacific University. We believe Mr. McKenna is qualified to serve on our Board because of his extensive business leadership experience as a CEO of various biopharmaceutical companies, including of companies in the inflammatory and immunology space, as well as his experience serving as a director of other companies in the biopharmaceutical industry.