Karl Hansen, Ph.D., has served as Chief Technical Operations Officer since December 2021. Previously, he served as our Senior Vice President of CMC from May 2020 to November 2021. Prior to joining us, Dr. Hansen was at Boston Pharmaceuticals, where he served as Vice President, CMC from February 2018 to May 2020. Prior to joining Boston Pharmaceuticals, Dr. Hansen served in positions of increasing responsibility across small and large molecule process development at Amgen. Dr. Hansen serves on the executive board for the American Chemical Society Division of Organic Chemistry. Dr. Hansen received a B.S. in chemistry from the University of Delaware and a Ph.D. in organic chemistry from Harvard University.