Paul serves as Sionna’s Independent Chairman of the Board of Directors. He has more than three decades of industry leadership and operational, strategic and financial experience. Paul serves on the Board of several biopharmaceutical companies including Incyte Corporation, Exact Sciences, and Xilio Therapeutics. He was previously Chief Financial Officer of Alexion Pharmaceuticals and of Biogen. Paul has also held various leadership roles across marketing, portfolio management, business planning and finance, including financial and general management positions with PepsiCo, Inc. He earned a Bachelor of Science in Finance from Babson College and an M.B.A. from Columbia University.