Ben Stevens is a Director of CMC Policy and Advocacy at GSK and has nearly 15 years of drug discovery and regulatory experience. Prior to GSK, Ben was a Director of Regulatory Affairs CMC at Alnylam where he led the clinical regulatory CMC development of vutrisiran prefilled syringe in over 30 countries, and the initial US NDA and EU MAA submissions. Before Ben joined Alnylam, he was a Principal Consultant at PAREXEL and an acting Branch Chief in the Office of New Drug Products (ONDP) at the FDA. At FDA, Ben worked closely with several key policy groups (OPPQ, ORP), partnered with CDRH on matters related to combination product review, and was a government liaison to USP. Before FDA, Ben spent seven years in medicinal chemistry R&D at Pfizer and Merck. Ben has broad regulatory CMC experience in small molecules, peptides, oligonucleotides, botanicals, and combination products, with recent focus CMC policy and advocacy for biologics and CGT at GSK. He received a Ph. D. in Chemistry from the University of Pittsburgh, a M.P.H. from the Johns Hopkins and is a co-author of over 30 publications and patents.