Daniel Estes has served on Cirius’ board of directors since March 2017. Since April 2011, Dr. Estes has been a member of the investment team and a partner with Frazier Healthcare Partners where he focuses on investments in both development-stage and commercial-stage pharmaceutical companies. Prior to joining Frazier Healthcare Partners, Dr. Estes served as a management consultant with McKinsey & Company’s healthcare practice between 2008 and 2011. Dr. Estes also serves on the board of directors of Arcutis, Inc., Semnur Pharmaceuticals, Inc., Outpost Medicine, LLC and Sierra Oncology, Inc. Dr. Estes received his Ph.D. in Biomedical Engineering from the University of Michigan and his B.S. in Electrical Engineering from Stanford University.