Jonathan A. Leff, M.D. Executive Vice President, Research and DevelopmentDr. Leff is no relation to Mr. Jonathan S. Leff, a Board Director of InterMune. Prior to joining InterMune February 27, Dr. Leff served since February 2011 as Chief Medical Officer at KaloBios Pharmaceuticals, Inc., a privately held biotechnology company. He previously served as Vice President and Chief Medical Officer at Halozyme Therapeutics, Inc. Prior to joining Halozyme in 2009, he was Vice President and Global Head of Inflammation Clinical Development at Roche, where he managed the worldwide clinical development programs for MabThera®/Rituxan®, ocrelizumab, and Actemra®. From 2002 to 2007, Dr. Leff held various positions at Amgen, including Vice President, North American Medical Affairs, where he led the medical affairs department consisting of 500 professionals, and was responsible for oversight of post-registration studies in multiple therapeutic areas. From 1994 to 2002, Dr. Leff served at Merck, where he performed Phase 1-4 clinical studies of Singulair®. From 1984 to 1994, he trained and served in various positions at the University of Colorado, Denver, including director of the Outpatient Pulmonary Clinic.Dr. Leff holds a bachelor's degree in Chemistry from the University of Pennsylvania, and received his M.D. from the University of Pennsylvania School of Medicine.
InterMune Names Jonathan A. Leff, M.D., As Executive Vice President Of Research And Development
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