Patrick Heron has served on our board of directors since July 2020. He has been a Managing Partner of Frazier s Life Sciences team since August 1999. Prior to that, Mr. Heron helped develop McKinsey & Company s west coast biotechnology consulting practice. He currently serves on the boards of directors of Mirum Pharmaceuticals, Inc. (Nasdaq: MIRM) since November 2018, as well as chairman of the board of Arcutis Biotherapeutics, Inc. (Nasdaq: ARQT) since January 2017. Mr. Heron previously served as a director of Imago Biosciences, Inc. (acquired by Merck & Co., Inc). from October 2014 to May 2022, Vaxcyte, Inc. (Nasdaq: PCVX) from April 2017 to September 2021, Passage Bio, Inc. (Nasdaq: PASG) from July 2018 to June 2021, HilleVax, Inc. (Nasdaq: HLVX) from March 2020 to August 2025 and Iterum Therapeutics plc (Nasdaq: ITRM) from August 2015 to March 2021. He has successfully partnered with entrepreneurs across a range of company types and stages, from early-stage drug discovery companies to $100M commercial-stage dermatology companies. He received his M.B.A. from Harvard Business School. He also holds a B.A. from the University of North Carolina at Chapel Hill, where he is a Phi Beta Kappa graduate and Morehead Scholar. Our board of directors believes that Mr. Heron is qualified to serve as a director because of his investment experience in the biopharmaceutical industry as well as his experience on numerous public and private company boards of directors.