Dr. Sean McCarthy is the Chief Executive Officer and Chairman of CytomX Therapeutics. Dr. McCarthy has more than twenty-five years of experience in the biotechnology industry encompassing roles in R&D, business development, financing, and general management. Following completion of his post-doctoral training at the Schering Plough DNAX Research Institute, Dr. McCarthy held research leadership and program management roles at Millennium Pharmaceuticals where he managed biologics discovery programs. From Millennium, Dr. McCarthy joined SGX Pharmaceuticals, where he spearheaded a wide range of large pharma partnerships as vice president business development and helped drive a strategic reorientation of the company from a platform business model to product-focused oncology company, leading to a successful initial public offering in 2006. Immediately prior to joining CytomX, Dr. McCarthy was a transactional partner at Pappas Ventures from April 2006 to December 2010, where he was responsible for investments in therapeutic, medical device, and molecular diagnostic companies. Dr. McCarthy holds a B.Sc. in biochemistry and pharmacology from King’s College, University of London, an MBA from the Rady School of Management at the University of California San Diego, and a D.Phil. in cancer biology from St. John’s College, University of Oxford. He also serves as a member of the Dean’s Advisory Council at the UCSD Rady School of Management.