Effective December 13, 2018, the board of directors of PhaseBio Pharmaceuticals, Inc. appointed Edmund P. Harrigan, M.D. to serve as a director of the company. Dr. Harrigan will serve as a Class I director whose term will expire at the 2019 annual meeting of stockholders. Edmund P. Harrigan currently serves as a member of the boards of directors of ACADIA Pharmaceuticals, Inc. and Bellicum Pharmaceuticals, Inc. From 2012 to 2015, Dr. Harrigan served as Vice President of Worldwide Safety and Regulatory for Pfizer Inc.