Northwest Biotherapeutics Inc.

Dr. Boynton co-founded our company and has served as Secretary since August 2001. He has also served as our Executive Vice President since July 2000, our Chief Scientific Officer and a director since our inception in 1996, and was appointed our Chief Operating Officer in August 2001. In May 2003, Dr. Boynton was appointed President of Northwest Biotherapeutics. Dr. Boynton has also served as Director of the Department of Molecular Medicine of Northwest Hospital from 1995-2003 where he coordinated the establishment of a program centered on carcinogenesis. Prior to moving to Seattle, Dr. Boynton was Associate Director of the Cancer Research Center of Hawaii, The University of Hawaii where he also held the positions of Director of Molecular Oncology of the Cancer Research Center and Professor of Genetics and Molecular Biology. Dr. Boynton received his Ph.D. in Radiation Biology from the University of Iowa in 1972.

Dr. Bosch joined Northwest Biotherapeutics in 2000, and has served as our Vice President for Vaccine R&D since July 2001. Prior to joining us, Dr. Bosch was a member of the faculty of the Department of Pathobiology at the University of Washington, and he continues to serve that Department as an Affiliate Associate Professor. Dr. Bosch obtained his Ph.D. in Medicine at the University of Leiden, the Netherlands in 1987, and his M.B.A. at the University of Washington in 2003.