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Management Team

Mark R. Baker
Chief Executive Officer

Mr. Baker joined Progenics in 2005 as senior vice president and general counsel and secretary, and has since served as executive vice president, president, and was appointed to the board of directors. Mr. Baker began his career in 1979 as a corporate lawyer with the law firm Dewey Ballantine in New York, where he was a partner and co-chairman of the capital markets group, among other positions, until 1997. From 1997 to 2001, he served ContiGroup Companies, Inc. (formerly Continental Grain Company), a privately held international agri-business and financial concern, as executive vice president, chief legal officer and secretary. Mr. Baker was chief business officer, secretary and a director of New York Water Taxi, a privately held passenger ferry operation, from 2003 to 2005. He holds an A.B. degree from Columbia College and a J.D. from the Columbia University School of Law.

Robert J. Israel M.D.
Senior Vice President, Medical Affairs & Clinical Research

Robert J. Israel, M.D. joined us as Vice President, Medical Affairs in October 1994 and was promoted to Senior Vice President, Medical Affairs in 2002. From 1991 to 1994, Dr. Israel was Director, Clinical Research-Oncology and Immunohematology at Sandoz Pharmaceuticals Corporation. From 1988 to 1991, he was Associate Director, Oncology Clinical Research at Schering-Plough Corporation. Dr. Israel is a licensed physician and is board certified in both internal medicine and medical oncology. He received a B.A. in physics from Rutgers University and an M.D. from the University of Pennsylvania and completed an oncology fellowship at Sloan-Kettering. Dr. Israel has been a consultant to the Solid Tumor Service at Sloan-Kettering.

William C. Olson Ph.D.
Senior Vice President, Research and Development

William C. Olson, Ph.D. joined us in May 1994 serving in various roles of increasing responsibility through his promotion to Vice President, Research and Development in January 2001. From 1989 to 1992, Dr. Olson served as a Research Scientist at Johnson & Johnson, and from 1992 until 1994 he was a Development Scientist at MicroGeneSys, Inc., a biotechnology company. Dr. Olson received a Ph.D. from the Massachusetts Institute of Technology and a B.S. from the University of North Dakota. Both degrees were awarded in the field of chemical engineering.

Nitya G. Ray Ph.D.
Senior Vice President, Manufacturing

Nitya G. Ray, Ph.D. joined us in February 2001 as Senior Director, Manufacturing and was promoted to Vice President, Manufacturing in March 2004. Prior to joining Progenics, Dr. Ray served as Director of Bioprocess Development at Ortec International from 1997 to 2001. From 1993 to 1997, Dr. Ray held positions of increasing responsibility at Hoffmann-La Roche in the areas of GMP Manufacturing and Process Development, and most recently as Research Leader, Biopharmaceuticals. From 1985 to 1993, he held positions of increasing responsibility at Verax Corporation where he developed process technology for biopharmaceutical manufacturing. Dr. Ray received a M.S. and Ph.D. in Chemical & Biochemical Engineering from Rutgers University and a B.S. in Chemical Engineering from Jadavpur University, India.

Ann Marie Assumma M.S.
Vice President, Regulatory Affairs

Ann Marie Assumma, M.S., has served as Vice President, Regulatory Affairs since July 2008. Ms. Assumma joined us in August 2004 as Senior Director, Regulatory Affairs - Biologics and was later promoted to Executive Director, Regulatory Affairs. Ms. Assumma has over 30 years of experience in the pharmaceutical industry and regulatory affairs. Prior to joining Progenics, Ms. Assumma held positions of increasing responsibility in regulatory affairs and compliance in companies including Dov Pharmaceuticals, Emisphere Technologies, Bayer and American Cyanamid. Ms. Assumma earned her M.S. in Pharmacology from New York Medical College and B.S. in Biology from Fordham University.

Vivien Wong Ph.D.
Vice President, Product Development

Vivien Wong, Ph.D. joined Progenics in September 2007 and currently serves as Vice President, Product Development. Prior to joining Progenics, Dr. Wong was Principal at Theritas Pharmaceutical Consultants from 2004 to 2007. From 1989 to 2004, Dr. Wong held positions of increasing responsibility in preclinical development and pharmacology at Emisphere Technologies, Vivoquest, and Regeneron Pharmaceuticals. She received a B.Sc. in Biology from the Mississippi University for Women, a Ph.D. in Anatomy and Neurobiology from the University of Maryland School of Medicine, and completed a postdoctoral fellowship in Neurology at the Albert Einstein College of Medicine. Dr. Wong currently serves on the International Advisory Board of the Molecular Neuroscience Center of Hong Kong University of Science and Technology.