James (Jim) Mullen joined the Editas medicine board of directors as chairman in March 2018 and in February 2021 was appointed as President and CEO. In June 2022, Jim became Executive Chairman.
Jim is a recognized biotech leader with more than 40 years of experience building leading biotechnology and pharmaceutical organizations on a global scale. Previously, he served as chief executive officer of Patheon NV, a leading global provider of pharmaceutical development and manufacturing services, until its acquisition by Thermo Fisher Scientific, Inc. (Thermo Fisher), in August 2017. Before joining Patheon, Jim served as chief executive officer and president at Biogen, Inc. (Biogen), one of the world's largest biotechnology companies. Prior to being named chief executive officer, he held various operating positions at Biogen, including chief operating officer, vice president, international, and vice president, operations.
Jim also serves on the board of directors of Thermo Fisher Scientific. He previously served on the board of directors of Patheon, Biogen, and PerkinElmer, Inc. He was also chairman of the board of directors of the Biotechnology Innovation Organization.
Jim holds a BS in chemical engineering from Rensselaer Polytechnic Institute and an MBA from Villanova University.