Steven Gillis, Ph.D., is a Managing Director with ARCH Venture Partners, focused on the evaluation of new life science technologies and the development and growth of ARCH’s biotechnology portfolio companies. Dr. Gillis was a founder and director of Corixa Corp. and served as CEO from its inception and as its Chairman from 1999 until its acquisition in 2005 by GlaxoSmithKline. Prior to Corixa, Dr. Gillis was a founder and director of Immunex Corp., a venture-funded biotech company in the state of Washington. From 1981 until his departure in 1994, he served as Immunex’s Director of Research and Development, Chief Scientific Officer, and as CEO of Immunex’s R&D subsidiary. Dr. Gillis is an immunologist by training with over 300 peer-reviewed publications in the areas of molecular and tumor immunology. He is credited as being a pioneer in the field of cytokines and cytokine receptors, directing the development of multiple marketed products including Leukine, (GM-CSF), Prokine (IL-2) and Enbrel (soluble TNF receptor-Fc fusion protein), as well as the regulatory approval of Bexxar (radiolabeled anti-CD20). Dr. Gillis serves as chairman of Codiak BiosSciences, Lycera, VBI Vaccines, Nohla Therapeutics, OncoResponse, Faraday Pharmaceuticals and Accelerator. He serves as a director of several additional public and private biotechnology companies. He received a B.A. from Williams College and a Ph.D. from Dartmouth College.