Dr. Koster has held various leadership roles at Bristol Myers Squibb from 1991-2001 including Sr. Vice President for Drug Discovery in 8 therapeutic areas (cardiovascular, metabolic diseases, oncology, infectious diseases, neuroscience, immunology & inflammation, pain management and dermatology).
Prior to that Dr. Koster contributed to the discovery of the antibiotic Azactam at The Squibb Institute for Medical Research, for which he received the Thomas Alva Edison Award from the R&D Council of New Jersey.
From 2001-2008 Dr. Koster served as President and Chief Executive Officer for Neurogen Corporation (Nasdaq: NRGN) where he led the pre-clinical and clinical development of a portfolio of therapeutic products for various neurological conditions including schizophrenia, pain, and Parkinson’s Disease.
Dr. Koster has served on the board of directors for Neurogen Corporation, Cadus Pharmaceutical Corporation, Mnemosyne Pharmaceuticals, Cadent Therapeutics and Vedantra Pharmaceuticals (Chairman).