Sean Jeffries, Ph.D., is the chief operating officer at Design Therapeutics. Dr. Jeffries brings over twenty years of experience in biopharma with extensive experience in strategy and R&D. Prior to Design, Dr. Jeffries led projects to develop R&D and therapeutic strategies for biopharma at the Boston Consulting Group. He was instrumental in pioneering miniPCR, which performed the first PCR on the international space station. Prior to that, Dr. Jeffries established and led the informatics group at Kalypsys. Dr. Jeffries completed his Ph.D. at the University of Cambridge in epigenetics as an NIH-Cambridge scholar.