Jordan Gauthier, MD, of the Fred Hutchinson Cancer Research Center, Seattle, WA, covers the data for JCAR021, bearing a human CD19-binding single chain variable fragment, for relapsed/refractory acute lymphoblastic leukemia (ALL) and B-cell lymphoma (NCT03103971). This interview took place at the American Society of Hematology (ASH) 2018 Annual Meeting and Exposition in San Diego, CA.