|Roger Tung, Ph.D.
Co-Founder, President and CEO
Roger D. Tung, Ph.D. is our co-founder and has served as our President and Chief Executive Officer and as a member of our board of directors since April 2006. Before Concert, Dr. Tung was a founding scientist at Vertex, a pharmaceutical company, where he was employed from 1989 to 2005, most recently as its Vice President of Drug Discovery. Prior to Vertex, he held various positions at Merck, Sharp & Dohme Research Laboratories, a global healthcare provider, and The Squibb Institute for Medicinal Chemistry. During his career, Dr. Tung has overseen the discovery of five drugs approved for the treatment of HIV, hepatitis C, and cystic fibrosis and was an inventor of several of them. Dr. Tung received a B.A. in Chemistry from Reed College and a Ph.D. in Medicinal Chemistry at the University of Wisconsin-Madison.
|James Cassella, Ph.D.
Chief Development Officer
Dr. James Cassella has served as our Chief Development Officer since February 2015. Prior to joining Concert, Dr. Cassella served as Executive Vice President, Research and Development and Chief Scientific Officer of Alexza Pharmaceuticals, Inc. from June 2004 to January 2015. Prior to Alexza Pharmaceuticals, Dr. Cassella held various management positions at Neurogen Corporation, including Senior Vice President, Clinical Research and Development. Before joining the biotechnology industry, Dr. Cassella was Assistant Professor of Neuroscience at Oberlin College. Dr. Cassella received his Ph.D. in Physiological Psychology from Dartmouth College, completed a postdoctoral fellowship in the Department of Psychiatry at the Yale University School of Medicine and received a B.A. in psychology from the University of New Haven.
Chief Operating Officer
Ms. Nancy Stuart has served as our Chief Operating Officer since October 2007 and was our Senior Vice President, Corporate Strategy and Operations from July 2006 to October 2007. Prior to joining Concert Ms. Stuart held various business operations and business development positions at Amgen Inc., a biopharmaceutical company, Kinetix Pharmaceuticals, Inc., a pharmaceutical company subsequently acquired by Amgen, Vertex, a pharmaceutical company and Genzyme Corporation, a biotechnology company subsequently acquired by Sanofi S.A. She also serves on the Board of Directors of The Greater Boston YMCA. Ms. Stuart holds a B.S. from the University of Michigan, and an M.B.A. from the Simmons College Graduate School of Management.
Chief Financial Officer
Mr. Ryan Daws has served as our Chief Financial Officer since January 2014. Prior to joining Concert, Mr. Daws served as an independent consultant from June 2013 to January 2014, including an engagement with Concert from September 2013 to January 2014. Mr. Daws served as a Director in the Healthcare Investment Banking Group at Stifel, Nicolaus & Company, Inc., a financial services company, from September 2010 to June 2013. From March 1999 to June 2010, he served in positions of increasing responsibility within the Healthcare Investment Banking Group of Cowen and Company, LLC, a financial services firm. Mr. Daws holds a B.S. in Finance and Organizational Management from the University of South Carolina and an International M.B.A. from the University of South Carolina’s Moore School of Business.
|Robert Silverman, J.D., Ph.D.
Senior Vice President and General Counsel
Robert Silverman, J.D., Ph.D. has served as our Senior Vice President and General Counsel since December 2010 and prior to that was our Vice President and General Counsel from January 2007 to December 2010. Prior to joining Concert, he served in various legal related roles at Millennium Pharmaceuticals, Inc., a pharmaceutical company and Vertex Pharmaceuticals, a pharmaceutical company. Dr. Silverman began his legal career at FMC Corporation, a chemical manufacturing company, where he was previously a research chemist. Dr. Silverman received his J.D. from Rutgers-Camden Law School. He did postdoctoral research in organic chemistry at Stanford University after receiving a Ph.D. from the University of New Mexico and a B.A. from Lehigh University.