Chief Operating Officer
William D. Ju, M.D. joined PTC as Chief Operating Officer in October 2003. From July 2001 to September 2003, Dr. Ju was the Vice President, Research and Development and Project Leadership Oncology of Pharmacia Corporation. From May 1994 to June 2001, Dr. Ju held executive positions at Merck Research Laboratories in clinical pharmacology, clinical research, regulatory affairs and project planning in numerous therapeutic areas. From May 1992 to April 1994, Dr. Ju was a clinical leader developing new chemical entities and supporting marketed compounds at Hoffmann-La Roche. From July 1988 to April 1992, Dr. Ju was a senior staff fellow in basic oncology research at the National Cancer Institute. Dr. Ju received his A.B. degree from Princeton University and his M.D. degree from the University of Pennsylvania School of Medicine, where he completed his residency and chief residency training.