Dr. Gary J. Nabel M.D., Ph.D. has been the President and CEO of ModeX Therapeutics Inc., OPKO’s wholly-owned subsidiary focused on delivering multispecific therapies for cancer and viral diseases. He previously worked as Chief Scientific Officer and Senior Vice President of Sanofi from 2012-2020. A virologist and immunologist, Dr. Nabel served as founding director of NIH’s Vaccine Research Center (VRC) and its leader for 14 years (1999-2012) working on vaccines and broadly neutralizing antibodies against HIV, influenza, SARS, Ebola, Chikungunya and Epstein-Barr virus. He was previously an investigator at the Howard Hughes Medical Institute at the University of Michigan (1987-1999). In recognition of his expertise at the forefront of virology, immunology, gene therapy, and molecular biology, Dr. Nabel was elected to the National Academy of Medicine and is a fellow of the American Association of Physicians, the American Academy of Arts Sciences, and the Geoffrey Beene Builders of Science Award from Research America. He worked previously as the board chair for the non-profit Keystone Symposia and currently serves on the board of Siga Technologies Inc., a publicly traded biotechnology company.