Margaret A. Liu, M.D.


Dr. Liu has served as a director since January 2023. She is a world-renowned expert in the fields of gene therapy, vaccines and immunotherapy and has been the CEO of PAX Therapeutics since 2020. She is an Adjunct Full Professor at the University of California, San Francisco and Hedersdoktor with scientific affiliation in the Department of Medicine at the Karolinska Institutet. Dr. Liu widely consults for companies and NGOs such as WHO through her activities as Principal of ProTherImmune and previously held positions of increasing responsibility at Merck & Co. and Chiron Corporation. She is a Board Member of the International Society for Vaccines (and President Emerita) as well as of Ipsen, where she chairs the Ethics and Governance Committee and is a member of the Innovation and Development Committee. She served on the boards of Transgene, Sangamo Biosciences, Adjuvance Technologies and the International Vaccine Institute (established by the United Nations), and was Senior Advisor in Vaccinology at the Bill & Melinda Gates Foundation. Dr. Liu obtained an M.D. from Harvard Medical School and a B.A. in Chemistry from Colorado College. She completed an Internship and Residency in Internal Medicine and a Fellowship in Endocrinology, all at Massachusetts General Hospital/Harvard Medical School and was an Instructor in Medicine at Harvard University. She also was a Visiting Scientist at MIT where she pioneered bispecific antibodies. The Board believes that Dr. Liu’s medical training and more than 30 years of experience in biotechnology and pharmaceuticals qualify her to serve as a member of our Board.

Independent Director