Conflict-of-interest disclosure: J.M.W. has served as a consultant for Johnson & Johnson, Sanofi, Takeda, Pfizer, Oncopeptides, and Skyline Dx; received honoraria from Takeda, GlaxoSmithKline (GSK), PharmaMar, and BeiGene; and has received research support from Bristol Myers Squibb (BMS). T.C., S.M.K., and X.Z. are current or past employees of BMS. K.C.A. has consulted for Johnson & Johnson, Pfizer, and AstraZeneca, and is a founder and/or board member of C4 Therapeutics, Starton, Window, Dynamic Cell Therapies, and Predicta Biosciences. H.E. has consulted for BMS, Johnson & Johnson, Amgen, Takeda, Sanofi, GSK, and Novartis; discloses research funding from BMS, Johnson & Johnson, Amgen, GSK, and Sanofi; has received honoraria from BMS, Johnson & Johnson, Amgen, Takeda, Sanofi, GSK, and Novartis; and received travel support from BMS, Johnson & Johnson, Amgen, Takeda, Novartis, and Sanofi. A.J.Y. has consulted for AbbVie, Adaptive Biotechnologies, Amgen, BMS, Celgene, GSK, Johnson & Johnson, Karyopharm, Oncopeptides, Pfizer, Prothena, Regeneron, Sanofi, Sebia, and Takeda, and has received research funding to institution from Amgen, BMS, GSK, Johnson & Johnson, and Sanofi. N.S.R. has consulted for Amgen, BMS, Johnson & Johnson, Sanofi, Takeda, AstraZeneca, and C4 Therapeutics; has participated in advisory boards for Caribou and Immuneel; and received research funding from bluebird bio. The remaining authors declare no competing financial interests.