John H. Johnson

Mr. Johnson has served as a member of our Board of Directors since July 2021. He currently serves as Chief Executive Officer (CEO) and Board Director of Reaction Biology, and has served as the Chief Executive Officer of Strongbridge Biopharma plc., a company focused on building a portfolio of vertical, therapeutically-aligned rare disease franchises, from July 2020 through October 2021, when it was sold to Xeris Biopharma Holdings, Inc. He also served as Strongbridge Biopharma’s Executive Chairman from March 2015 to November 2019. Mr. Johnson previously served as the Chief Executive Officer of Melinta Therapeutics, a commercial stage company developing and commercializing novel antibiotics, from 2018 through 2020. He served as Chairman and Chief Executive Officer of Dendreon Corporation from 2012 through 2014. Mr. Johnson previously held various senior positions with Eli Lilly & Company, ImClone Systems, Inc., Johnson & Johnson, and Centocor Ortho Biotech. Mr. Johnson currently serves as non-executive chairman of the Board of Directors for Autolus Therapeutics plc , and on the Board of Directors of Xeris and Verastem Oncology. Mr. Johnson received his B.S. from University of Pennsylvania East Stroudsburg. Mr. Johnson’s qualifications to serve on our Board of Directors include his considerable leadership experience and specific knowledge of the healthcare industry.