Liam Ratcliffe, M.D., Ph.D.« Back


Liam Ratcliffe, M.D., Ph.D. is a Managing Director at New Leaf Venture Partners and concentrates on biopharmaceutical investing. Prior to joining New Leaf, in 2008, Dr. Ratcliffe was previously Senior Vice President and Development Head for Pfizer Neuroscience, as well as Worldwide Head of Clinical Research and Development. Additional positions during his 12 years at Pfizer Inc. included Vice President of Exploratory Development for the Midwest region (based in Ann Arbor, MI), and Head of Experimental Medicine at Pfizer’s Sandwich, UK Laboratories. Dr. Ratcliffe serves on several academic and industry advisory boards, as well as a director on the boards of the following biopharmaceutical companies: Aptynix Inc., Arvinas Holding Company, LLC, Calchan Holdings Ltd., Edge Therapeutics, Inc., Karus Therapeutics Ltd. and Unum Therapeutics, Inc. Dr. Ratcliffe received his M.D. degree and Ph.D. degree in immunology from the University of Cape Town and his M.B.A. degree from the University of Michigan. He completed his internal medicine training and fellowship in Immunology at Groote Schuur Hospital and associated teaching hospitals in Cape Town, South Africa.