Richard H. Aldrich

Co-founder and General Partner of Longwood Fund

Richard H. Aldrich is our co-founder and has served as a member of our Board of Directors and as Chairman of our Board of Directors since May 2006. Mr. Aldrich is a co-founder and has been a Partner of Longwood Fund, a venture capital firm, since December 2010. Mr. Aldrich has been an employee of Longwood Management LLC since August 2015. Mr. Aldrich founded RA Capital Management LLC, a hedge fund, in 2001 and served as a Managing Member from 2001 to 2008 and as a Co-Founding Member from 2008 until 2011. Mr. Aldrich has co-founded and helped to build several biotechnology companies including Sirtris Pharmaceuticals, Inc., (acquired by GlaxoSmithKline in 2008), Alnara Pharmaceuticals, Inc. (acquired by Eli Lilly in 2010), Verastem, Inc., OvaScience, Inc. and FlexPharma. Mr. Aldrich was also a founding employee of Vertex Pharmaceuticals Incorporated, where he held the position of Senior Vice President and Chief Business Officer and managed all commercial and operating functions from 1989 to 2001. Prior to joining Vertex, Mr. Aldrich held several management positions at Biogen Inc. Mr. Aldrich serves on the board of directors of OvaScience, Inc., a public life sciences company, where he serves as the Lead Director. Mr. Aldrich also serves on the boards of a number of private biotechnology companies. During the last five years, Mr. Aldrich also served as a member of the board of directors of PTC Therapeutics, Inc. and Verastem, Inc., both of which are public biopharmaceutical companies. Mr. Aldrich received his B.S. in Management from Boston College and an M.B.A. from the Amos Tuck School at Dartmouth College. We believe Mr. Aldrich’s broad-based experience in business, including his leadership and board experience at life science companies, and his familiarity with our business as a co-founder of our company allow him to be a key contributor to our Board of Directors.