Paul C. Grint, M.D.

President & Chief Executive Officer of Regulus Therapeutics

Stelios Papadopoulos, Ph.D., Chairman

Co-founder of several biotechnology companies and former Vice Chairman of Cowen & Company

David Baltimore, Ph.D.

Professor of Biology at the California Institute of Technology and the recipient of the 1975 Nobel Prize in Physiology or Medicine

Mark G. Foletta

Chairman and President of ActivX Biosciences, Inc.

William H. Rastetter, Ph.D.

Former Chief Executive Officer of IDEC Pharmaceuticals

Hugh Rosen, M.D., Ph.D.

Executive Vice President and Chief Financial Officer of Tocagen, Inc.

Douglas E. Williams, Ph.D.

President and CEO of Codiak Biosciences, Inc.