Perry Karsen has served as a member of our board of directors since November 2011. Mr. Karsen currently serves as the chief executive officer of the Celgene Cellular Therapeutics division of Celgene Corporation, a publicly-traded global biopharmaceutical company, and as executive vice president of Celgene Corporation. Mr. Karsen served as chief operations officer of Celgene from July 2010 to May 2013, and as senior vice president and head of worldwide business development of Celgene from 2004 to 2009. Between February 2009 and July 2010, Mr. Karsen was chief executive officer of Pearl Therapeutics, a privately held biotechnology company. Prior to his tenure with Celgene, Mr. Karsen held executive positions at Human Genome Sciences, Bristol-Myers Squibb, Genentech and Abbott Laboratories. In addition, Mr. Karsen served as a general partner at Pequot Ventures. Mr. Karsen serves as a member of the boards of directors of the Biotechnology Industry Organization (BIO), BayBio and the Life Sciences Foundation. Mr. Karsen has a Masters of Management degree from Northwestern University’s Kellogg Graduate School of Management, a Masters in Teaching of Biology from Duke University, and a B.S. in Biological Sciences from the University of Illinois, Urbana-Champaign.