Dr. Given has served as Chief Executive Officer and President of Vivaldi since its founding.  He is an Investment Partner at Bay City Capital.  Previously, he was Chief Executive Officer and a director of NeoRx, and Corporate Senior Vice President and Chief Technology Officer of Mallinckrodt.  Prior to joining Mallinckrodt, Dr. Given served as Chief Executive Officer and a director of Progenitor and Mercator Genetics.  Previously, he held positions as Vice President at Schering Plough Research Institute, Vice President at Monsanto / GD Searle Research Laboratories, and Medical Advisor at Lilly Research Laboratories.  Dr. Given is the Chairman of VIA Pharmaceuticals, and has served on numerous other public and private biopharmaceutical company boards of directors.  He is also Chairman of the Visiting Committee, University of Chicago Medical Center, Division of Biological Sciences and the Pritzker School of Medicine, a member of the Johns Hopkins Bloomberg School of Public Health Advisory Board, and a member of the International Advisory Committee, Harvard School of Public Health.  Dr. Given holds an MD with honors and a PhD from the University of Chicago, and an MBA from the Wharton School, University of Pennsylvania.  He was a fellow in Internal Medicine and Infectious Diseases at Harvard Medical School and Massachusetts General Hospital.