Dr. David Epstein

Vice President, Oncology Research, OSI Pharmaceuticals, Inc.

David M. Epstein joined OSI in 2006 and is Senior Vice President, Oncology Research at (OSI) Pharmaceuticals where he is responsible for preclinical discovery and translational research. Prior to joining (OSI) Oncology, Dr. Epstein was a principal founder of Archemix Corp (2001-2006) where he was Vice President Biology and Head of Pharmacology with responsibility for preclinical evaluation of aptamer therapeutic agents. While in this capacity David’s efforts facilitated $101.75MM in venture financing; leading the expansion of Archemix’ drug discovery efforts and its focus on the discovery and development of aptamer therapeutics used to treat cardiovascular, oncology and ophthalmic diseases. He has over 10 years of leadership experience in discovery research in both the pharmaceutical and biotechnology industries; leading wide-ranging efforts in oncology drug discovery at Bayer Pharmaceuticals (1999-2001), and at GPC Biotech (formerly Mitotix, Inc., 1996-1999). Dr. Epstein is an inventor on numerous patents in the development and use of aptamer therapeutics, nucleic acid sensors derived from allosteric ribozymes, enzyme-based syntheses of novel drugs, structure-based drug discovery for Cdc25 phosphatase, combinatorial protein libraries, and the development of high-throughput screens against Cdc25-Cdk2/CyclinA. Through his leadership experience, David has a strong and practiced understanding of how to build corporate value through; product discovery, development and out-licensing, through organic growth of intellectual property, and through technology in-licensing. David completed his postdoctoral fellowship (1992-1995) in structural biology at The Scripps Research Institute in La Jolla, California, leading a collaboration between the laboratories of Stephen Benkovic (Pennsylvania State University) and Peter E. Wright in protein NMR and enzyme mechanism and function. David received his Ph.D. in 1991, from The Graduate Department of Biochemistry at Brandeis University, in Waltham, Massachusetts and his B.Sc. in Chemistry in 1981 from Lewis & Clark College, a liberal arts college in Portland, Oregon.