George Vratsanos, M.D., F.A.C.R.

Chief Medical Officer and Head of R&D

George has over 20 years of experience in roles spanning translational medicine, late-stage clinical development, and medical affairs. Prior to joining Jnana, he held several senior leadership roles at Janssen Pharmaceuticals. Most recently, he served as SVP, Translational Science and Medicine for the immunology therapeutic area, a division he formed to bring transformational new medicines and treatments to patients with immune diseases, including rare diseases. Previously, George served as Executive Global Program Head at Novartis, where he led multiple biologic global submissions for immunology indications. Before that, he led Roche’s early clinical development team in autoimmune diseases as Translational Medicine Leader and served as a medical brand lead and global director of immunology at Bristol-Myers Squibb.

A rheumatologist by training and Fellow of the American College of Rheumatology, George earned his M.D. from New York University and completed a postdoctoral fellowship in investigative rheumatology/immunobiology at Yale University. In addition, he holds a B.S. and an M.S. in biomedical engineering from Columbia University and an M.S. in clinical investigation from Vanderbilt University.