Dr. Brewen became President and Chief Executive Officer of the Biotechnology Research and Development Corporation (BRDC) in Peoria, Illinois in 1988. He was responsible for guiding the start-up research and development consortium through its first years of operation, and has managed the corporation for the past fourteen years. Prior the BRDC, he worked for nine years at Allied Chemical Corporation (now Honeywell International) as Director of Biosciences in the Corporate Research and Development unit in Morristown, New Jersey. Dr. Brewen also worked at the Biology Division of the Oak Ridge National Laboratory, Oak Ridge, Tennessee from June, 1963 until February, 1979. During his tenure at Oak Ridge he spent a one year sabbatical in Canberra, Australia in 1967 and a six month sabbatical as Visiting Professor, University of California, Berkeley in 1977. Dr. Brewen was educated at Johns Hopkins University, Baltimore, Maryland; B.A. 1961 (honors), Ph.D. 1963, in biology with a major in cell biology.