Peter Hirth

Dr. Hirth has served as Chairman of our board of directors since September 2016. Dr. Hirth founded Plexxikon, Inc., a pharmaceutical company, in 2000 and served as its Chief Executive Officer until May 2013. Dr. Hirth currently serves on the board of directors of Aligos Therapeutics, a biopharmaceutical company, and Vaxcyte, Inc., a biotechnology company, as well as the boards of several private life sciences companies. Dr. Hirth received a Ph.D. in Molecular Genetics from Heidelberg University, Germany, and completed his post-doctoral work at the University of California, San Diego.