Gregory Norden has served as a member of our board since January 2013. He is the Managing Director of G9 Capital Group LLC, which invests in early stage ventures and provides corporate finance advisory services. From 1989 to 2010, Mr. Norden held various senior positions with Wyeth/American Home Products, most recently as Wyeth’s Senior Vice President and Chief Financial Officer (from 2007 to 2010). Prior to this role, Mr. Norden was Executive Vice President and Chief Financial Officer of Wyeth Pharmaceuticals. Prior to his affiliation with Wyeth, Mr. Norden served as Audit Manager at Arthur Andersen & Co. Mr. Norden also serves on the Board of Directors of Welch Allyn, a provider of medical diagnostic equipment, NanoString Technologies, a provider of life science tools for translational research and development of molecular diagnostic products, and Royalty Pharma, a leader in the acquisition of revenue-producing intellectual property. Mr. Norden is a former director of Human Genome Sciences, Inc., where he served until 2012.