Board of Directors

Steven Gillis, Ph.D.

Chairman, Board of Directors

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Brian G. Atwood

Board of Directors

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Michelle Griffin

Board of Directors

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Paul H. Johnson, Ph.D.,

Board of Directors

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Robert W. Overell, Ph.D.

President and Board of Directors

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John A. Schmidt, Jr., M.D.

Board of Directors

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Peggy Phillips

Board of Directors

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Steven Gillis, Ph.D. has served as a chairman of our board of directors since 2008. Since 2005, Dr. Gillis has been a managing director at ARCH Venture Fund, a venture capital firm. From 1994 to 2005, Dr. Gillis served as chief executive officer and chairman of the board of directors of Corixa Corporation, which he co-founded in October 1994. Previously, Dr. Gillis served as a director, head of research and development, chief scientific officer and acting chief executive officer of Immunex Corporation, which he co-founded, from 1981 until his departure in 1994. Dr. Gillis led the acquisition of Trubion Pharmaceuticals, Inc. by Emergent BioSolutions in the fall of 2010. Dr. Gillis currently serves as a director of Shire plc (NASDAQ: SHPG), Accelerator Corporation, Oncofactor Corp., VBI Vaccines Inc. (NASDAQ: VBIV), Pulmatrix, Inc. (NASDAQ: PULM) and serves as director and chairman of VentiRX Pharmaceuticals, Inc., Theraclone Sciences, Inc. and Lycera Corp. Dr. Gillis previously served as a director at bluebird bio, Inc. from 2011 to 2015. Dr. Gillis received his B.A. in biology and English from Williams College and his Ph.D. in biological science from Dartmouth College.

Brian G. Atwood has served as a member of our board of directors since 2008. Since 1999, Mr. Atwood has served as managing director of Versant Ventures, a healthcare-focused venture capital firm he co-founded. Prior to co-founding Versant Ventures, Mr. Atwood spent four years at Brentwood Associates, a venture capital firm, where, as a general partner, he led investments in biotechnology, pharmaceuticals and bioinformatics. Mr. Atwood founded Glycomed, Inc. and served as its president and chief executive officer from 1993 to 1995.

Mr. Atwood currently serves on the board of directors of Clovis Oncology, Inc. (NASDAQ: CLVS), Atreca, Inc., Five Prime Therapeutics, Inc. (NASDAQ: FPRX), Immune Design Corp. (NASDAQ: IMDZ), OpGen, Inc., Spark Diagnostics, Inc., and Veracyte, Inc. (NASDAQ: VCYT). Mr. Atwood was previously a member of the board of directors of Helicos Biosciences (NASDAQ: HLCS), and Pharmion Corporation, and Trius Therapeutics, Inc. (NASDAQ: TSRX) acquired in 2013, and Cadence Pharmaceuticals, Inc. (NASDAQ: CADX) acquired in 2014. Mr. Atwood received a B.S. in biological sciences from the University of California, Irvine, an M.S. in ecology from the University of California, Davis, and an MBA from Harvard Business School.

Michelle Griffin, has served as a member of our board of directors since February 2016. Ms. Griffin currently provides consulting services to biotechnology companies and boards of directors through her firm, Pacific Biotechnology Consulting Group. Ms. Griffin served as a member of the board of directors for Polynoma LLC from 2012 to 2014. Ms. Griffin served as executive vice president, operations, and as chief financial officer at OncoGenex Pharmaceuticals Inc. from January 2011 to March 2013. Prior to that, Ms. Griffin served as a member of the board of directors of OncoGenex Pharmaceuticals Inc. from May 2004 to January 2011.

Ms. Griffin served as acting chief executive, senior vice president and chief operating officer at Trubion Pharmaceuticals, Inc., a biopharmaceutical company, from February 2006 until its acquisition in October 2010 by Emergent BioSolutions, Inc. From August 2005 to January 2006, Ms. Griffin served as senior vice president and chief financial officer of Dendreon Corporation, a biotechnology company.

From March 1995 to July 2005, she was employed by Corixa Corporation, a biotechnology company, and served as its chief financial officer from 1997 until 2005 when Corixa Corporation was acquired by GlaxoSmithKline plc. Prior to that, Ms. Griffin held several finance and strategic planning positions at The Boeing Company. She received a post-graduate certificate in accounting and an MBA from Seattle University and a B.S. in statistics and marketing from George Mason University and has passed the certified public accountant exam.

Paul H. Johnson, Ph.D., has served as a member of our board of directors since 2007. From 2007 to 2015, Dr. Johnson served as our chief scientific officer. From 2003 to 2007, Dr. Johnson was senior vice president, research and development, and chief scientific officer of Nastech Pharmaceutical Company, Inc. From 2000 to 2003, Dr. Johnson served as vice president, research and development, and chief scientific officer of EpiGenx Pharmaceuticals, Inc.

Since 2014, Dr. Johnson has been executive vice president and chief scientific officer of Next Frontier Biosciences. Dr. Johnson received a B.S. in molecular biology from the State University of New York, Buffalo and a Ph.D. in biochemistry from Roswell Park Cancer Institute (SUNY).

Robert W. Overell, Ph.D. has served as our president and member of our board of directors since 2006 and our chief executive officer since 2009. Prior to our first institutional financing in 2008, Dr. Overell was president of Foundation BioVentures LLC, which provided company formation and consulting services to startup companies, including us. Prior to that, Dr. Overell was a consultant, venture partner, then general partner, with Frazier Healthcare Ventures from 1996 to 2005, where he participated in raising over $600 million of venture capital and invested over $60 million in early-stage biotechnology companies. Dr. Overell has served on numerous corporate boards, including Array Biopharma Inc. (NASDAQ: ARRY) from 1998 to 2002, XenoPort, Inc. (NASDAQ: XNPT), which he co-founded in 1999, from 1999 to 2005, and Chimerix, Inc. (NASDAQ: CMRX) from 2004 to 2005.

Dr. Overell helped found Immunex Corporation’s gene therapy spinout, Targeted Genetics Corp., where he led product development and gene delivery programs from 1992 to 1996. Dr. Overell joined Immunex Corporation in 1984, where led programs in cell and molecular biology. He also led development of the first human immunodeficiency virus gene therapy trial in the world, which was approved by the Recombinant DNA Advisory Committee of the National Institutes of Health and the FDA in 1991. Dr. Overell obtained a B.Sc. in biological sciences from the University of Newcastle-upon-Tyne and a Ph.D. in biochemistry from the Institute of Cancer Research, University of London, United Kingdom.

John A. Schmidt, Jr., M.D., has served as a member of our board of directors since 2010. From 2008 to 2009, Dr. Schmidt served as the chief scientific officer of Alnylam Pharmaceuticals, Inc., and prior to that, from 2004 to 2008, he was vice president and sole U.S. member of the Sanofi-Aventis U.S. LLC’s Global Discovery Leadership Team where he was responsible for the biotherapeutics, external innovation, and China discovery initiatives. From 2000 to 2004, Dr. Schmidt served as vice president and head of the respiratory and rheumatoid arthritis disease group of legacy Aventis, during which time he advanced more than 15 new chemical entities into preclinical and clinical development.

From 1990 to 2000, Dr. Schmidt served as senior director of immunology and rheumatology at Merck Research Laboratories. Dr. Schmidt received a B.S. in biology from St. Joseph’s University in Philadelphia and an M.D. from the University of Pennsylvania.

Peggy Phillips was on the Board of Immunex and served as the Chief Operating Officer from 1999 until the company was acquired by Amgen in 2002. During her sixteen year career at Immunex, she held positions of increasing responsibility in research, development, manufacturing, sales, and marketing. As General Manager for Enbrel, she was responsible for clinical development, process development and regulatory affairs as well as the launch, sales and marketing of the product. Prior to joining Immunex, Ms. Phillips worked at Miles Laboratories for ten years. Ms. Phillips holds a B.S. and a M.S. in microbiology from the University of Idaho.