William Cho, M.D., Ph.D. - Calico Skip to content 0% Calico Research & Technology Research & Technology Publications Drug Development Drug Development Patients Partnering Leadership Careers Job Openings PostDoc Program Mission and Values Leadership Research & Technology Drug Development Patients Partnering Collaborator Profiles People Publications News & Media Press Releases Calico Stories Life at Calico Careers Job Openings PostDoc Program Contact Us Back to Senior R&D Staff William Cho, M.D., Ph.D. Head of Clinical Science Bill combines depth in neuroscience drug development with his early-career experience treating patients to bring a unique perspective to the Clinical Science team he leads. About Bill brings extensive neuroscience drug development expertise to leading Calico’s Clinical Science group. He collaborates closely with AbbVie on bringing our research into the clinic and ultimately to patients. He also collaborates internally with Business Development and early stage research teams to provide a translational perspective on the evaluation of pipeline opportunities and basic research discoveries. Bill came to Calico from Genentech where he was Senior Medical Director, Early Clinical Development, focused on a number of programs in Genentech’s neuroscience portfolio, including compounds for Alzheimer’s Disease, ALS, Parkinson’s Disease, and Pain. In this role, Bill led cross-functional teams responsible for designing and executing clinical development programs from pre-IND through Phase IIb studies. Prior to Genentech, Bill held roles of increasing responsibility in Merck’s Clinical Pharmacology and Experimental Medicine groups, focused on biomarker and clinical development of neuroscience compounds. Education: Residency and Postdoc in Psychiatry, University of California at San Francisco M.D., University of Michigan Medical School Ph.D. in Neuroscience, University of Michigan Medical School B.A. in Biology and Chemistry, Kalamazoo College See Other Senior R&D Staff Profiles Tian-Quan Cai, Ph.D. Head of Pharmacology/Drug Metabolism and Pharmacokinetics (DMPK) Sandip Chatterjee, Ph.D. Director, Software Engineering Madeleine Cule, Ph.D. Director, Data Science Brian Feng, Ph.D Director, Cellular Phenotyping PREVIOUS BIO NEXT BIO About Us Research & Technology Drug Development Leadership Partnering Our Story Life at Calico Resources Publications Calico Stories News & Media Patients Contact Us Contact Us Join Us Follow Us X LinkedIn Privacy Policy Notice at Collection Terms of Use Code of Conduct 2026 Calico Life Sciences LLC. All rights reserved. Close