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K. Peter Hirth, Ph.D.
DirectorPeter Hirth is a member of Kolltan's Board of Directors. Dr. Hirth has more than twenty-five years of discovery and development experience in the biotechnology and pharmaceutical industries. In 2000, he co-founded Plexxikon Inc., where he currently serves as Chief Executive Officer and Director. Previously, Dr. Hirth was president of SUGEN, Inc., until SUGEN's sale to Pharmacia & Upjohn, Inc. in 1999. He stayed with Pharmacia & Upjohn, Inc. as SUGEN's president to help with SUGEN's integration. Prior to this, he was vice president of research Immuno-pharmacology and Virology at Boehringer Mannheim GmbH. Dr. Hirth served as project-leader in the development of erythropoietin, licensed from Genetics Institute. Dr. Hirth received his M.Sc. and Ph.D. degrees in molecular genetics from Heidelberg University, Germany and completed his post-doctoral work at the University of California, San Diego.