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Barbara Weber, M.D.

Barbara Weber, M.D.

President, Chief Executive Officer and Director

Barbara Weber, M.D. has served as our President and Chief Executive Officer since March 2017. Dr. Weber has been a Venture Partner at Third Rock Ventures since March 2015. Previously, Dr. Weber served as Senior Vice President, Oncology Translational Medicine, Novartis from 2009 to 2015, Vice President, Oncology, GSK from 2005 to 2009 and Professor, Medicine and Genetics, University of Pennsylvania from 1994 to 2005. Dr. Weber has served on the board of directors of Revolution Medicines, Inc., a biotechnology company, since April 2018 and Fog Pharma, a private biopharmaceutical company, since October 2018. Dr. Weber received a B.S. in Chemistry and an M.D. from the University of Washington, was a resident in internal medicine at Yale University and fellow in Medical Oncology at the Dana Farber Cancer Institute.