Liam Ratcliffe - Non-executive Chairman

Liam is a General Partner at New Leaf Venture Partners, focussing on biopharmaceutical investing. He previously served as SVP and Development Head for Pfizer Neuroscience, as well as Worldwide Head of Clinical Research and Development. Additional positions during his 12 years at Pfizer included VP Exploratory Development for the Mid-West region and Head of Experimental Medicine at Pfizer’s Sandwich, UK Laboratories. As Head of Neurosciences, Liam was responsible for the development of several successful late-stage projects and marketed products, including Lyrica, Chantix and Geodon. In previous roles, he gained extensive experience in early drug development and translational research across multiple therapeutic areas, including inflammation, pain, cardiovascular disease, infectious diseases and genito-urinary medicine. Liam began his career in the pharmaceutical industry in a medical marketing role at Roche. He received his MD and PhD in Immunology from the University of Cape Town and his MBA from the University of Michigan.

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