Sef P. Kurstjens MD PhD
Sef P. Kurstjens, has served as our President, CEO and a member of our board of directors since September 2019. Sef most recently served as Chief Medical Officer at Astellas from April 2013 to April 2018. At Astellas, Sef was responsible for global development, regulatory affairs, medical affairs, pharmacovigilance and quality assurance and was a member of the Corporate Executive Committee. From 2010 to 2013, Sef was the President and Chief Executive Officer at Agensys, Inc., an early stage oncology Astellas affiliate. Previously, from 2007 to 2010, Sef served as the Senior Vice President, Chief Medical Officer and Head, Global Drug Development at Allergan. Sef entered the pharmaceutical industry with Sandoz Pharmaceuticals (now Novartis) in Basel, Switzerland in 1991, and from 1993 to 2005 held positions of increasing responsibility with Pfizer Inc. in both Europe and the United States, including VP Worldwide Therapeutic Area Head of Gastrointestinal and Genitourinary and VP, Clinical Site Head of Groton/New London. Sef received his qualifications in medicine and in physiology from University of the Witwatersrand in Johannesburg, South Africa.